endoplasmic reticulum Good luck! Department of Cell Biology and Physiology 4005 Life Sciences Building (LSB) Provo, Utah 84602 801-422-2006 cell@byu.edu. Choose your answer to the question and click 'Continue' to see how you did. b. Nucleolus During the effect, the bubbles don't appreciably change the water's density or volume or the sound's wavelength. Some images used in this set are licensed under the Creative Commons through Flickr.com.Click to see the original works with their full license. I. D.. Mitochondria and chloroplasts have ribosomes and make proteins Question 1. mitochondria, 3. This occurs so that when two gametes, one from each parent, fuse together, the embryo will contain the correct number of chromosomes. Cell Biology 100% (1) English (US) Biology tests cover such subjects as the chemistry of life, evolution, genetics and ecology.For a more comprehensive study of biology, try our 400 question Biology Practice Exam. What is the advantage a large surface area to volume ratio for a cell? (1 pt), Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, 2. D) The proton gradient established by electron transport has enough energy for ATP synthesis. Name:______________________ a. Nucleus In order to do this, the cell controls which substances can enter the cell through the membrane. associated with microtubules is at the plus (+) ends. This is a quiz for grade 10 Biology. Not all animals have skin and/or a skeleton. Which types of molecules will easily pass through the fatty acid chains in the middle of the bilayer? To allow certain molecules in and out of the cell. - Helps control gene expression and DNA replication, - Allow transport of molecules across nuclear envelope Lab Blog. Circle a correct major function(s) (role(s) or job(s) in the cell) associated with the following cell structures, (or components) present in eukaryotic cells. D. The corn cells' have a large vacuole size because it is in contact with many toxins in the soil which need to be removed from the cell. The lysosomes perform intracellular replication. A. Prokaryotic, eukaryotic, virus . It unwinds the DNA double helix so that restriction enzymes can cut the strand. . 16. _____________? C. Carbon Dioxide D. Glucose, Cell Biology Exam 1 Practice Test Questions, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, David N. Shier, Jackie L. Butler, Ricki Lewis. False Cell Biology; Cell Bio Practice QUIZ 1. This exam is open-note. receives an exact copy of all the chromosomes present in the parent cell. hydrolysis of GTP bound to tubulin was added to cells? In a sodium potassium-pump, chemical energy specifically serves to help the pump. Vertebrates are animals with a backbone, and include mammals, birds, fish, reptiles and amphibians. To release energy from glucose Protein synthesis To build sugars by photosynthesis 2 A. D. Glycolysis -> Krebs Cycle -> ETC. They are Pick out the organelle that can not be found in animals cells. Tap a metal spoon inside a mug of water and note the frequency, you hear. Enzymes can be purified from the Golgi apparatus. What part of the cell serves as the intracellular highway? Under which conditions would a cell begin lactic acid fermentation? Which of the following is NOT true of the endomembrane system. More info. Repaso cell bio 3. It can also be used to add _____ directly to the cell membrane. College of Life Sciences Cell Biology and Physiology. -Plasma membrane proteins. Which of the following is true about cell structure? Central vacuoles are used to store water in plant cells. For example, mitochondria are organelles that synthesize energy; ribosomes synthesize protein; chloroplasts convert sunlight, carbon dioxide and water into oxygen and sugar. Surface area to volume ratio refers to the amount of surface area on the outside of the cell compared to the cells volume. a) Mitochondria b) Cytoplasm c) Spleen d) Cell View Answer 3. - Contain chlorophyll (light-collecting pigment), - Stack of thylakoids Is this possible? a. Filaments Practice test for the cell. F. Control cellular activities, house the genetic material, and divide when cell divides on the endoplasmic reticulum Along which pathway do materials or the plasma membrane move into the cell from the outside to cytoplasmic. See our full, Click to share on Facebook (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Reddit (Opens in new window), Click to share on LinkedIn (Opens in new window), Click to share on WhatsApp (Opens in new window), Click to share on Pocket (Opens in new window), Click to share on Telegram (Opens in new window), Click to share on Skype (Opens in new window), IV Drug Use Complications & Dangers: (Endocarditis, Infection, Infectious Diseases). With the knowledge of these. They are used for protection and to support the animal. Which of the following is the correct order of the three stages of cellular respiration? B. Gametes are used in sexual reproduction to form an offspring. (Attachment of protrusion, pulling the cell forward, protrusion at the cell's leading edge, release and retraction of trailing edge). Quiz. Chloroplasts and central vacuole are important organelles in plant cells. Copyright 2009-2022 Tests.com LLC - All Rights Reserved. Generate energy (ATP) Which of the following structures is characteristic of both eukaryotic and prokaryotic cells? The AP Biology Exam is 3 hours long and is divided into two sections: Section I (multiple-choice questions) and Section II (free-response questions). The answer is c. Mitochondria. Molecules that are not recognized as helpful are not able to pass through the membrane. Intermediate filaments are cytoskeletal elements that help the cell resist tension. Which of the following can affect the activity of an enzyme? Exocytosis can be used to secrete newly made proteins out of the cell. 9. d. Phagocytosis PDF Cell Biology Exam Questions Pdf - Arshad Iqbal. -ER membrane proteins E. House enzymes and organelles in an aqueous solution The worker bees form the largest group of bees in the hive. D. Encode heritable information for building proteins We have other quizzes matching your interest. The answer is b. Glycosomes. B. The gene for the enzyme can be cloned and fused to the C. GPI-anchored proteins. A cell is the basic fundamental unit of all biological organisms. This event integrates content knowledge and process skills in the areas of cell biology and cellular biochemistry. (8) Making freebase with ammonia cracksmokers, Time Value of Money Practice Problems and Solutions, Dehydration Synthesis Student Exploration Gizmo, Leadership class , week 3 executive summary, I am doing my essay on the Ted Talk titaled How One Photo Captured a Humanitie Crisis https, School-Plan - School Plan of San Juan Integrated School, SEC-502-RS-Dispositions Self-Assessment Survey T3 (1), Techniques DE Separation ET Analyse EN Biochimi 1, Circle the type of microscopy best for (1 pt each), Circle a correct major function(s) (role(s) or job(s) in the cell) associated with the following cell structures Incorrect answer. This challenging biology test on cells is designed to test your knowledge on this topic to the extremes. inside the vacuole, 10. Download The GCSE Biology App - AQA and enjoy it on your iPhone, iPad and iPod touch. All bacteria are prokaryotes. Question 2 Which of the following is an example of long-distance cell signaling? Once one amino acid is changed the protein synthesis is not completed and the protein becomes waste for the cell, the excess of waste causes disease. You can skip questions if you would like and come back to them. Psychological Research & Experimental Design, All Teacher Certification Test Prep Courses. nucleus, golgi apparatus if the gene was expressed in cell, predict. E. Ribosomes: CELL 325: Tissue Biology Menu. Which of the following is not found in all cells? B) Oxygen dependent ATP synthesis does not require a membrane-enclosed compartment. B. ATP is used in photosynthesis but is neither a reactant nor a product. All of these assumptions are part of the cell theory, EXCEPT: Psychological Research & Experimental Design, All Teacher Certification Test Prep Courses. - Length decreases with age, - Meshwork of fibrous proteins on cytoplasmic surface of membrane, 1: Integral membrane proteins sealing region b/t neighboring cells, prevents diffusion Photosynthesis is the process plant cells use to convert oxygen, water and sunlight into a usable form of energy. Molecules move into the cell, out of the cell and through the cell slowly through the cell membrane. Cell Biology Chapter Exam Exam Instructions: Choose your answers to the questions and click 'Next' to see the next set of questions. Welcome to Cell Biology! To test this . Staying small gives unicellular organisms a high surface area to volume ratio. Which of the following would you NOT find in a bacterial cell? each), A. Perform subtraction on the given unsigned binary numbers using the 2s complement of the subtrahend. All Rights Reserved. things are only composed of cells web biology quizzes check your mastery of this concept by taking a short quiz browse through all study tools video lessons 934 quizzes 1 352 biology the study of life view quiz branches web biology practice exam try this free biology practice test to . D. Encode heritable information for building proteins Peroxisomes use oxidases and catalase to (_______) the body from (_______). Test 1 Notes - Cell Biology. Grade 9 Biology MCQ with answers PDF book covers basic concepts, analytical and practical assessment tests. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere. c. Plasma membrane Concept 6.4: The endomembrane system regulates protein traffic and performs metabolic functions in the cell. Worker bees remain infertile as long as the queen bee is alive. List all possible ways a . Biology Answers 1. Small, dark staining granules, RNA Free Biology Practice Test From Tests.com (2023 Updated) Biology Practice Exam. What structure of the cell is responsible for packaging DNA, reinforcing mitosis, preventing DNA damage, and controlling DNA replication? a. exocytosis (Thylakoids, Grana, Stroma, Matrix). A. You can skip questions if you would like and come Over time, these characteristics will continue to be passed on to future generations. Biology mock tests are important because of the time-bound practice they provide. ribosomes lysosomes endoplasmic reticulum vacuole 2. An area of equilibrium to an area of high concentration. Plasma membrane 19-28 Cell membrane, diffusion , and osmosis. The answer is a. Chromatin. Without meiosis, offspring cells would contain double the number of chromosomes of normal adults and they would not be viable. The products of the endoplasmic reticulum are transported to the Golgi apparatus by? 1 page showing the structure of the animal cell and the functions of its organelles.. 1 worksheet.You might also like:P. Smooth endoplasmic reticulum is responsible for fat metabolism. (1 pt), Which structures in #4 A-G can also be found in prokaryotic cells? Practice Quiz for Basic Cell Structures Basic Cell Structures INSTRUCTIONS: To answer a question, click the button in front of your choice. -Incubating with antibody to GFP and examining them in the electron microscope. Contact. Which of these statements is true about the semi-conservative model of replication? - Contains the Kinetichore: attachment site for spindle microtubules, - Repeated DNA at chromosome end The phosphate groups are, Chemical energy is required for active transport to establish a specific concentration gradient. A)Artificial proton gradients established by addition of acid can drive ATP synthesis in the absence of This structure is the central core of the cell and its genetic material is DNA? Whether you are in high school or college, you are likely to have a biology requirement. The centrioles are found in the cytoplasm. cell wall - Protect DNA structure and sequence Our free HESI anatomy and physiology practice test will help you review this knowledge. mitochondria Remember that you need to have greater knowledge than the content area mentioned here to be able to answer the questions, and for some questions, you also need knowledge from General Chemistry, Organic . Which of the following is the "powerhouse" of the cell that breaks down food into energy that the cell needs? - Packed into fibers (30nM) C. Protein Synthesis and/or trafficking Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License. Cells : Cell Structure & Function Quiz. The answer is d. Nucleolus. hypotonic/hypertonic/isotonic relative to the cell. Premium members get access to this practice exam along with our entire library of lessons taught by subject matter experts. This structure is called the power-house of the cell because it generates the cells energy? Advertisement. Intermediate filaments to it. b. culture. On the following diagram, which number indicates where DNA is located? 1. E. House enzymes and organelles in an aqueous solution Wildlife Trivia: Ultimate Questions! Which of the following is found in plant cells, but not animal cells? What part of the cell makes proteins? Which of the following functions is carried out by intermediate filaments but not microtubules? There are some unicellular eukaryotic organisms, such as protists and some fungi (yeast). The fittest in the phrase is referring to the organisms that have the characteristics that allow them to survive in their environment. Whether you are in high school or college, you are likely to have a biology requirement. 1. For webquest or practice, print a copy of this quiz at the Biology: The Cell webquest print page. are/made of? 4.Release and retraction of trailing edge, The crawling displayed by many embryonic cells in animals involves distinct events. Cell Quiz: How Well Do You Know Parts Of A Cell? What are the two types of cellular respiration? You can find free online copies of the current rules for download on the2023 Rules pageof theScience Olympiad website. What is the process in which substances enter the cell without the use of energy called? *Disclaimer: While we do our best to provide students with accurate and in-depth study quizzes, this quiz/test is for educational and entertainment purposes only. Chloroplasts, mitochondria and the nucleus are the three organelles in a eukaryotic cell that contain? If they were as large as a multicellular organism, their surface area to volume ratio would be too low to support life. The main function of this or organelle is to make and process proteins. endoplasmic reticulum - Site of ribosome synthesis and assembly, The first place where proteins are glycosylated, - Contains many metabolic pathways mitochondria The answer is false. 20. E. House enzymes and organelles in an aqueous solution Control movement of molecules in and out of cell b. Centrioles Where are ribosomes usually located in animal and plant cells? Donate. Resist shear forces and contain keratin to form the protective barrier of the skin. 15. A. Glycolysis -> ETC -> Krebs Cycle Web 9 energy in a cell, continued date class reinforcement and study guide section 9.2 photosynthesis: Biology glencoe dynamics of life answer key (us data center) speed 1621 kb/s. D. Glucose is changed. Search This Blog In order for hybridization to occur, the parents must be similar to each other. E) Respiratory inhibitors abolish both the proton gradient and ATP synthesis. All rights reserved. Dont forget to tell your friends about this quiz by sharing it your Facebook, Twitter, and other social media. Adjust the horizontal sweep and sensitivity according to the directions given in the instrument manual or by your instructor. Save. Ribosomes have the appearance of _______ and are constructed of _______? We strive for 100% accuracy, but nursing procedures and state laws are constantly changing. - Telomerase adds after replication The DNA molecule looks like a twisted ladder and is referred to as a double helix. The type of reactions occurring in the chloroplast thylakoid are the same type of reactions occurring in the Which of the following Thispractice test forthe cell function and structure for Anatomy & Physiology, is designedto help you for your exam by concentrating on the importantfacts you may see again on an exam. C) Electron transport causes protons to be pumped out of the mitochondrial matrix. Here is a quiz to prepare you for cell biology class with key concepts such as : Atoms and elements, why electrons matter, atom bonding, water of life, the power of hydrogen, etc. Since the membrane selects some molecules to pass through and restricts others, it is referred to as what? Contact us by phone at (877)266-4919, or by mail at 100ViewStreet#202, MountainView, CA94041. d. None of the above Older. Each parent contributes 23 chromosomes in a gamete (sex cell). fluorochrome labeled tags? Choose your answer to the question and click 'Continue' to see how you did. - Regulates movement in and out of the cell, - A cytoskeleton that provides structure and shape for the cell cytoskeleton How does a catalyst affect a biochemical reaction? However, these creatures are in the Class Arachnida, not Class Insecta. mitochondria The answer is a. Its function is to allow certain materials to enter the cell, yet, keep harmful materials out. AP Biology Practice Test: Unit 4 Cell Communication & Cell Cycle Question 1 Yeast and mammals share very similar cell communication molecules and pathways. Which of the following is a functional unit of a body? The Sec9p protein is found on the plasma membrane of yeast cells. Which of the following represents the order of increasingly higher levels of organization of chromatin (30-nm chromatin fiber, Looped domain, Nucleosome) ? C. Organelles are moved Q. Connect the EEG lead-selector box to the oscilloscope preamplifier, or connect the high-gain preamplifier to the physiograph channel amplifier. The tests work by finding the DNA or RNA of a pathogen (disease-causing organism) or abnormal cells in a sample. 1. Animals and plants are all multicellular. Along with the Anatomy & Physiology quiz, we have developed many other quizzes to help you study. (dV/dp)s/(dV/dp)i, How many atoms of carbon are combined with 4.134.134.13 moles of hydrogen atoms in a sample of the compound propane, C3H8\mathrm{C}_3 \mathrm{H}_8C3H8 ? Sequence analysis reveals that Sec9p does not possess a hydrophobic transmembrane domain. c. Chromatin Click here for more Prokaryotic Cell practice test questions. Treating the culture with a drug that dissolves cell walls. b. detoxify, free radicals - Protein synthesis "Cell Biology Question Bank" PDF book helps to practice workbook questions from exam prep notes. d. Peroxisome D. Encode heritable information for building proteins Injection Gone Wrong: Can You Spot The Mistakes? Light TEM SEM Fluorescence, b. obtaining a black and white image showing small Which of the following can ONLY be viewed by electron microscopy? F. Control cellular activities, house the genetic material, and divide when cell divides The answer is a. Microtubles. Question 3 Use the diagram below to answer questions 3-5 c. Nucleus B. Eukaryotic, prokaryotic, virus Enzymes increase the rates of biological chemical reactions. Kinesin is a motor molecule that is characterized by? This challenging biology test on cells is designed to test your knowledge on this topic to the extremes. - Histone tail modif. Telophase Essentiale - Cell Cycle and Cell Division Cell Cycle and Cell Division Masterclass in Biology Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 . This area of the cell is a thin flexible layer that separates fluid into intracellular and extracellular fluid? The camel cells' have a small vacuole size because it is not in contact with toxins that need to be removed from the cell. Welcome to Cell Biology! What is the process in which cells ingest large particles, macromolecules, and other cells called? . endoplasmic reticulum d. Lysosomes -A temporary storehouse for many cell solutes and macromolecules Natural selection takes place when organisms with the characteristics best suited for their environment survive and produce fertile offspring. This test was written for the State level rules. Unit 2: Cells & Cellular Transport Test Practice Test Unit 3: METABOLISM AND PLANT TEST Lecture & Video REVIEWs Click for Chapter 8 REVIEW Practice Questions unit_3_-_metabolism___plants_practice_test.pdf Download File FRQ PRACTICE IS BELOW. C. Protein Synthesis and/or trafficking membrane to the early endosome. Connective Tissue Practice Quiz. are/made of? Light TEM SEM Fluorescence, c. highlighting specific cell structures using Contact us by phone at (877)266-4919, or by mail at 100ViewStreet#202, MountainView, CA94041. B. What part of the cell is responsible for breaking down and digesting things? D. Encode heritable information for building proteins E. House enzymes and organelles in an aqueous solution d. Endoplasmic reticulum If a person inherits two X chromosomes, one from each parent, that person will develop into a female. B. Plasma membrane. Biology class, Biology Crash course, Biology Notes, Biology Study Guides, AP Biology Practice Tests, SAT Biology Practice, CSIR Notes, Biology Videos. Light TEM SEM Fluorescence, d. looking at the surface of a lymphocyte? fs/fi=0.500, (dV/dp)s/(dV/dp)i( d V / d p ) _ { s } / ( d V / d p ) _ { i } - Chromosome binding sites in inner membrane, - Synthesis of most lipids An area of low concentration to an area of high concentration. Total), State the three major ideas in modern versions of the Cell Theory. Protozoa include flagellates, ciliates, amoeba and sporozoans. Genetic evidence is the most direct type of evidence used to support the theory of evolution. Which one of the following statements is TRUE for mitochondria only, and not for both mitochondria and chloroplast? Good luck! Summaries Date Rating year Ratings Show 8 more documents each). All cells arise from other cells. Which of the following is the site for protein synthesis? Metaphase 3. chloroplast endoplasmic reticulum golgi apparatus mitochondria 3. B. Mitochondria and chloroplasts are smaller than bacteria a. Vertebrates are multicellular organisms in Kingdom Animalia. donates a chromosome to the parent cell. Organisms that lack the characteristics to survive will die before reproducing, and therefore, not pass on the less desirable characteristics. b. Microfilament What structure is responsible for modifying proteins, packaging proteins into vesicles, and transporting them to the plasma membrane for secretion? golgi apparatus. d. Microfilament 10. a. Microtubles ribosomes, 5. a. Cytosol d. Plasma membrane 14. Generate energy (ATP) It allows the cell to accommodate more organelles and molecules in a smaller space. B. - Double membrane with pores Once one amino acid is changed, the protein becomes waste for the cell, the excess of waste causes disease. vacuole, 9. E. House enzymes and organelles in an aqueous solution DNA is the universal genetic code of life. . Biology Practice Test on Cell cycle, Mitosis and Meiosis (Set-1) Cell cycle is the history of a cell or the stages through which it passes from one division to other. All the other organelles listed are important to the function of animal cells. What is the small dark structure in the nucleus that produces ribosomes? total) state the three major ideas in modern. ER, Golgi, lysosome, vacuole, plasma Membrane For example, temperatures inside organisms are not hot enough for chemical reactions to take place quickly. Changing one amino acid may cause further DNA damage resulting in disease. electron transport a. true b. false 2. Enter your email address below and hit "Submit" to receive free email updates and nursing tips. Join the nursing revolution. (or components) present in eukaryotic cells. b. ribosomes The creation of proteins from mRNA that takes place in the ribosomes is known as _____. The proposed mechanism of ATP synthesis by mitochondria is based on several lines of experimental evidence. Photosynthesis, respiration, and digestion are all examples of metabolic pathways, or sequences. Homeostasis: 2. Cell Biology 100% (3) 26. Digestion breaks down food to be used to make energy in the form of ATP. Oxygen ATP is produced in a different process called cellular respiration. _________________________ reactions are used to build Where the result should be negative, find its 2s complement and affix a minus sign. 4. Cell theory questions (practice) | Khan Academy MCAT Test prep > MCAT > Foundation 2: Cells > Prokaryotes/bacteria Cell theory questions Google Classroom Which of the following is NOT a premise of cell theory? What would happen to the movement of vesicles toward their eventual target if a drug that promotes the If an animal can move from one place to another (known as locomotion), it is doing so by contracting its muscles. When two gametes fuse together during sexual reproduction, they form a zygote. Which of the following is NOT true of the phosphate group in a phospholipid? c. tiny-finger-like extensions, and lysosomes Which sequence of DNA bases would pair with this partial strand ATG TGA CAG answer choices ATG TGA CAG TAC ACT GTC GTA AGT GAC CAT TCA CTG Question 2 30 seconds Q. - Selectively permeable to certain ions and organic molecules Plasma membrane 4. This does not mean open-Internet; looking up information online is A. This quiz is to test your knowledge of the cell structure for Anatomy & Physiology. The lumen is not in contact with the cytoplasm. Which of the following could be an enzyme? Males have one X chromosome and one Y chromosome. -Soluble secreted proteins The change of one or more base pairs in a DNA sequence may result in the change of one amino acid in a protein. You would use a ___________ microscope to look at only the cytoskeleton of fixed cells treated with a light emitting antibody to cytoskeletal proteins. The answer is c. Golgi apparatus. Chloroplasts are found in eukaryotic cells that contain chlorophyll, such as plants. appear. F. A and B golgi apparatus All Rights Reserved 2021 testfellow.com, Increase in phospholipid content in the membrane, Increase in saturated fatty acids in the membrane, Increase in unsaturated fatty acids in the membrane, Increase in glycolipid content in the membrane, Reproduction in Flowering Plants Practice Test, Enhancement of Food Production Practice Test, Cell Biology Multiple Choice Questions MCQs with Answers, Reproductive Health MCQs Multiple Choice Questions with Answers. Cell Biology 100% (2) 22. Cells are the smallest working units of all living things All living things are made up of cells PCR (polymerase chain reaction) tests are a fast, highly accurate way to diagnose certain infectious diseases and genetic changes. Organelles are specialized structures in cells that support the cellular functions. Hybridization occurs when individuals of different species mate and form offspring. You can skip questions if you would like and come In addition to microtubule motor proteins, ________ are also involved in vesicular transport. We Challenge you to score the highest marks by answering most questions on this quiz! On the following diagram, which number indicates the cristae? Tel: 630-792-1251Sitemap, Career OneStop - Occupation Profile: Biochemists and Biophysicists, Career OneStop - Career Video: Biological Technicians, US Bureau of Labor Statistics - Microbiologist. What structure of the cell is like tiny, finger-like extensions of the plasma membrane that increases cells surface area? As a result of mitosis, each of the two new cells produced from the parent cell -. Organisms in Kingdom Animalia have muscles and nerves. - Look at thin section of cell, General, Organic, and Biochemistry Chapter 16, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, Organizational Behavior: Managing People and Organizations, Jean Phillips, Ricky W. Griffin, Stanley Gully, David N. Shier, Jackie L. Butler, Ricki Lewis, Apologia Advanced Biology Module 2 Test Answe. What is the unique cellular structure that protects the order and function inside an animal cell from the extra-cellular chaos beyond the cell's boundary? EKG Rhythms | ECG Heart Rhythms Explained - Comprehensive NCLEX Review, Simple Anatomy Quiz Most Nurses Get WRONG! Inside cells, sequences of chemical reactions take place to support life. Copyright 2023 RegisteredNurseRN.com. C. Mitochondria and chloroplasts have a single circular chromosome Generate energy (ATP) Control movement of molecules in and out of cell Test yourself now! - Movement of RNA and ribosomal proteins from nucleus to cytoplasm and proteins (carbs, lamin, etc) into the nucleus, - Double membrane surrounding/enclosing the nucleus (inner and outer) - Pull chromatids apart during cell division, - Package DNA into small volume to fit in the nucleus