Centrioles Samenvattingen, Aantekeningen en Examens

BIO 101 NVCC EXAM 3 ACTUAL EXAM QUESTIONS WITH ANSWER VERIFIED Eukaryotic chromatin is composed of - ANSWER DNA and proteins What is produced if a cell completes mitosis but does not undergo cytokinesis? - ANSWER one cell with two nuclei, each identical to the nucleus of the parent cell Humans produce skin cells by mitosis and gametes by meiosis. The nuclei of skin cells produced by mitosis will have - ANSWER twice as much DNA as the nuclei of gametes produced by meiosis Compar...

Chapter 1 – The Science of Nutrition Multiple Choice Answer, level, page Level: K = knowledge, A = application/critical thinking What Do We Mean by “Nutrition”? (pp. 5-8) a A 6 1. Which of the following ingredients in a box of toaster pastries would contribute macronutrients to one’s diet? a. Water, high-fructose corn syrup, egg yolk b. Niacin, folic acid, sucralose c. Riboflavin, salt, sodium benzoate d. Thiamin mononitrate, soybean oil, sugar c K 5 2. The term “n...

BIOD 210 Module 3 Genetics Exam Questions and Answers Graded A+ - Portage Learning. Chromosomes are in a condensed form through most of the cell cycle. True False Correct! Correct! Correct! Correct! Correct! Correct! Question 2 10 / 10 pts Match the following each of the following terms with the correct description. Plasma Membrane Protects the cell from Nuclear Membrane Dissolves during mitos Nucleus Contains all of the DN Endoplasmic Reticulum (ER) Studded with ribosom Cyto...

Growth factors stimulate what? (A) cyclin production. (B) the cell to skip the S and G1 phases of interphase and undergo mitosis directly. (C) Cdk's to synthesize enzymes that digest cyclins. (D) the cell to ignore the checkpoints of the cell cycle. (E) NONE OF THE ABOVE - Answer (A) cyclin production What is a major difference between mitosis and meiosis? (A) Meiosis produces two daughter cells instead of the four daughter cells produced in mitosis. (B) Meiosis produces genetically ide...

BIOS 251 Exam 2 Questions and Answers |Latest 2023/2024 - Chamberlain Cell division in which the nucleus divides into nuclei containing the same number of chromosomes - Mitosis The resting phase of mitosis. Cell grows, performs its normal functions, and prepares for division; consists of G1, S, and G2 phases - Interphase Cells that have left the cycle and cease dividing for a long time (or permanently) - G Zero (G0) Phase The first gap, or growth phase, of the cell cycle, consisting of th...

What is the function of the mitochondria? - Answer cellular respiration What is the function of the ribosomes? - Answer protein synthesis What is the function of the smooth endoplasmic reticulum? - Answer Synthesis and transport of lipids and carbohydrates What is the function of the Golgi apparatus? - Answer Modified and packaged proteins into vesicles for transport What is the function of the lysosomes? - Answer Digests old cell material and waste What is the function ...

positive-feedback mechanisms - ANS-- are you in a normal healthy individual - are used to amplify the effect or response of a system - sometimes can create a deviation from homeostasis that leads to death - cause the deviation from normal to become even more pronounced Which portion of a feedback mechanism carries out a response to change a body variable? - ANS-effector Homeostasis is the condition produced by - ANS-The tendency for change in a body variable to be counteracted as soon a...

NAFC Nutrition Certification Exam Questions & Answers 2023/2024 What is Proteomics? Why is it important? - ANSWER-the study of the composition, structure, functions and interactions of the proteins directing the activities of each living cell. It is important is because proteins make up virtually everything and direct the activity of cells. Why are proteins essential in animals' diets? - ANSWER-they cannot synthesize all of the amino acids needed and must obtain essential amino acids fr...

name the 4 phases of the cell cycle G1 Phase S Phase G2 Phase M Phase name the 4 stages of mitosis Prophase Metaphase Anaphase Telophase 00:54 01:17 Which is the longest phase of the cell cycle, lasting about 10 hours S Phase What is the shortest phase of the cell cycle M Phase (Mitosis) these cells have receptors that determine if cells of cells they encounter are self or non-self. Their role is to destroy non-self cells Natural Killer Cells Mitosis p...

BIO 210 FINAL EXAM GENETICS 2024 ACTUAL EXAM 300 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES ANSWERS ALREADY GRADED A+ A nucleotide is made up of what 3 components? - CORRECT ANSWERphosphate group, pentose sugar (deoxyribose in DNA and ribose in RNA), and a nitrogenous base What nitrogenous bases are purines - CORRECT ANSWER-Adenine and Guanine What nitrogenous bases are pyrimidines? - CORRECT ANSWERcytosine, thymine, uracil How can you differentiate between purines and pyri...

What six functions characterize all living things? Organization Responsiveness Growth Reproduction Movement Metabolism/Excretion What is homeostasis? A steady state of internal environment of an organism. What is the difference between positive and negative feedback? Give an example of each. Positive feedback enhances change (labor contractions during birth, blood clotting, etc...) Negative feedback resists change (body temperature, insulin, cortisol, etc...) List...