Q: 1.What stage of mitosis is the cell undergoing? 2.Name a piece of evidence that helped you…
A: Mitosis is a type of cell division that takes place in somatic cells. In this the parent cell…
Q: 2. The nucleic acid of a bacteriophage enters the cell through; a. Injection b. Fusion c.…
A: Bacteriophage Bacteriophages are viruses that can infect and destroy bacteria. Obligate…
Q: 1. Why do cells divide after they reach a certain size? (LT#1) A. To be able to get rid of cell…
A: Cell is the structural and functional unit of life. There are several types of organisms that are…
Q: Describe and state the functions of the cell wall. 2. Compare the structures and functions of…
A: 1. Describe and state the functions of the cell wall.
Q: 1. Which of the following is the best source of energy for the cell? Carbohydrates, protein, or…
A: In process of digestion, complex molecules are converted to simple molecules with the help…
Q: 8.- Under the influence of ionizing radiation or vitamin E-deficiency, an increase in the…
A: Ionizing radiation includes x-rays and gamma rays. These radiations cause irreversible damage to the…
Q: 5. The repeating of growth AND division that many eukaryotes go through is A. a checkpoint alled B.…
A: Cell cycle/division is a pivotal process in all living organisms and includes cell division,…
Q: 4. an ancestral eukaryote engulfed an aerobic bacterium that evolved into this present day a.…
A: Mitochondria and chloroplasts likely evolved from engulfed bacteria that once lived as independent…
Q: 1. The sister chromatids are moving apart.
A: Note - we answer one question at a time. Mitosis is a process in which the nucleus of eukaryotic…
Q: What could you most likely conclude about the drug treatment that produced the following cell cycle…
A: The anticancer drug if its effective then brings cancer cell death
Q: 10. Prokaryotic cell movement is attributed to: A. capsules. B. flagella. C. ribosomes. D. pili 11.…
A: A prokaryotic cell movement is attributed to flagella (option C). Reason: Capsule: Outermost layer…
Q: 6. About the cytoplasm, which is false? a. the cytosol constitute 55% of total cell volume b.…
A: Cytoplasm is a gel-like fluid inside a cell. It is a chemical reaction. It provides a platform where…
Q: 36. Which of the following does not make up the cytoskeleton? A. Microfilament B. Intermediate…
A: Cytoskeleton is a protein filament system which is present in cytoplasm of eukaryotic cell.
Q: 3. Which of the following is NOT TRUE with respect to the cell cycle?
A: Cell cycle is sequence of events that takes place in a cell for cell division. It is divided into…
Q: 10. The diagrams below represent two cells, X and Y. * -A B C Cell X Cell Y Identify one process…
A:
Q: 8 .About the Mitochondria ,what is wrong? „A. Are the pour houses of the cell, B.Generate most of…
A: Introduction: Mitochondria:Mitochondria are membrane-bound cell organelles that produce the majority…
Q: 5. Which of the following enzymes catalyze the ADP-ribosylation of key cellular enzymes or proteins?…
A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation…
Q: 3. Cells spend a majority of their time in interphase. Which of the following is not something that…
A:
Q: 5) The process by which a cell copies its DNA before it divides is called: A) DNA replication B)…
A: DNA replication happens in the (centrosome/core) of an eukaryotic cell. DNA is repeated during the…
Q: 1) what is meant by “there is no such thing as a typical cell?”
A: NOTE: AS PER OUR GUIDLINES WE ARE SUPPOSED TO ANSWER ONLY ONE QUESTION. KINDLY REPOST OTHER…
Q: 4- Mitotic spindle is observed with: a) O Keratin filaments b) O Actin filaments C)O Cytoplasmic…
A: The growth and development of organisms are attributed to the unique ability of the cell to divide…
Q: 7 .Alzheimer disease results from a defect in function of; A „Ribosome B.Mitochondria C.Golgi…
A:
Q: What are mitochondria
A: Introduction The cell is the structural entity of all living organisms. Cell organelles are special…
Q: 12. Which stage of mitosis is best represented by the cell to the right? A. Telophase B. Metaphase…
A: Q12)the correct option is B Metaphase The chromosomes align on the metaphase plate in the centre of…
Q: 4. Which phase of the cell cycle is the longest? a. Prophase b. Anaphase c. Cytokinesis d.…
A: The cell cycle is a well-ordered series of cell growth and division events that results in the…
Q: 8) There is a photo below, where you can see dividing cells near the tip of an onion root under the…
A: Stage in cell division where spindle lines up the chromosomes at the middle of the cell. METAPHASE…
Q: Two locations where substrate phosphorylation occur in the cell are the A. Cytosol B. Chloroplast…
A: A metabolism reaction which results in the production of ATP or GTP by the transfer of a phosphate…
Q: 1. How important is cell modification? 2. In what way ceil modification happen? 3. Why is there a…
A: Note: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…
Q: 1. During Prophase of Mitosis, chromosomes begin to condense and are fully condensed by the time the…
A: As per bartleby guideline we only are allowed to solve one question please post the other…
Q: 6. Which are responsible for the template in the synthesis of proteins which in turn control the…
A: The protein synthesis takes place in the cytoplasm of the cell. The protein synthesis activity and…
Q: 12 .Autolysis .What is wrong? A, destruction of whole cell by lysosomal enzymes b. occur after death…
A: Autolysis: It is a self-destruction activity that leads to the digestion of tissues of the body by…
Q: 11E Where in cells does the TCA cycle occur? a. Mitochondrion matrix b. Mitochondrion intermembrane…
A: Introduction: TCA (tricarboylic acid cycle) is a cycle which takes place in eukaryotes. In this…
Q: 3. What is the during: (one word per answer) phosphorylation state of Rb a) late Go phase? b) early…
A: Introduction :- Retinoblastoma protein, often known as pRb or Rb, is a tumour suppressor protein…
Q: 1) How are mitochondria and chloroplasts similar? Mitochondria Chloroplasts
A: Cell is the building block of the body. It is the basic functional unit of life.
Q: Mitochondria and chloroplast have their own DNA and replicate separately from the nucleus and they…
A: The branch of science that deals with genetic material such as the genome, genes, DNA, and proteins…
Q: 3. G1, S and G2 constitute the largest part of the cell cycle. Which does NOT happen during this…
A: Introduction:- The cell cycle is the process by which a cell grows and divides in to daughter…
Q: 7. Which of the following is not a characteristic feature during mitosis In somatic cells? (a)…
A: Cell division is one of the most fundamental characteristic of life. This is the method which…
Q: 4. What is the importance of the Go phase? 5. What is interphase? What are the events during this…
A: The mitosis is the cell division process by which a diploid (2n) mother cell divides and produce two…
Q: mocytes are stem cells which become Red Blood Cells (RBC). The RBCs are filled with a protein called…
A: 1. Option A is correct i.e, formed from the nucleus. EXPLANATION: Hb→ 2 alpha and 2 Beta chain…
Q: 2) What stage of mitosis is shown in the photo? Give a reason for your answer.
A: Mitosis Mitosis is a kind of cell division in which the parent cell divide into two daughter cells…
Q: 1. The energy required for ______________ reactions comes from _______________ reactions. a)…
A: b) Interphase is not a phase of mitosis
Q: 1.Which of the following is NOT contained in a chloroplast? A. Nucleus D. Stroma B. Chlorophyl E.…
A: Answer. A chloroplast is a cell organelle that assists in the process of photosynthesis with the…
Q: A. Anaphase I B. Anaphase Iil C. Anaphase 13. s a protein that speeds up the rate of biochemical…
A: As you asked for question no 13. I have answered only that question below. Activation energy is…
Q: 1. How may the following growth and culture conditions affect the length of the lag phase? EXPLAIN…
A: a) In case the inoculum is from an old culture than the lag phase will get extended. This is because…
Q: 11.Autophagy,which is wrong? A.Engulfment of old cell organells for reuse. B.Performed by lysosomes…
A: Autophagy is a process that helps to destroy degraded cells and remove them from the body to keep…
Q: Where does decarboxylation in the Kreb’s cycle take place? a.) cytoplasm b.) intermembrane space…
A: Decarboxylation Decarboxylation is a chemical reaction where carboxyl group is removed from the…
Q: 5. The repeating of growth AND division that many eukaryotes go through is called A. a checkpoint…
A: Cell cycle is the process by which a cell divides itself.
Q: 2) How are mitochondria and chloroplast different? Mitochondria Chloroplasts
A: In a cell, the organelle play an important role in carrying out specific function with a specific…
Q: 2. Compare and contrast the majors features of prokaryotic and eukaryotic cells. You should include…
A: Solution 1: The three domains of life are :- Archaea → Prokaryotic Bacteria → Prokaryotic Eukarya…
Q: 1.What stage of mitosis would be the most likely to stall if there was an issue with the…
A: Mitosis: it occurs in haploid as well as in diploid cells. It is decided into many phases such as…
Step by step
Solved in 2 steps
- III. Match the item to each step in the Krebs Cycle. a. isocitrate f. oxaloacetate g. sulfur h. a-ketoglutarate i. fumarate j. ATP b. succinate C NAD d. malate e. succinyl-CoA 85. What molecule is formed when GTP is oxidized to form GDP? 86. What molecule is formed when FAD is reduced? 87. Which molecule must be reduced so that oxaloacetate is formed? IV. Match each compound to a step that of the Light-Dependent Reaction. a. P700 b. P680 . P680 d. ATP synthase e. PhotosystemI f. electron acceptor g. electron carrier h. chlorophyll II. i. NADPH reductase j. b. - f complex 88. Light photons excite electrons from this part of the Reaction Centre. 89. The enzyme that helps remove electrons from the thylakoid. 90. The enzyme that acts to form ATP with chemiosmosis. V. Match the enzyme or protein to the replication process. a. DNA polymerase l b. DNA polymerase I| . DNA polymerase III d. primase e. DNA ligase f. helicase g. single-strand-binding proteins h. topoisomerase Il 91. Unwinds helix…In the reaction catalyzed by malate dehydrogenase, which of the following molecules is classified as the reduced donor? a. Malate b. Oxaloacetate c. Fumerate d. FAD e. FADH2 f. NAD+ g. NADH1. What molecule are released in the formation of alpha- ketoglutarate into succinyl CoA? A. fad - fadh + h20 B. Fad- fadh C. Nadh+ co2 D. Acetl coa + co2 2.fad is reduced in which of the reaction of the krebs cycle? 3. How many nadh and fadh2 molecules are prodcues respectively during one turn of the citric acid cycle? 4. Acetyl coa is formed from pyruvate by ___ reaction. 5. What enzyme un the ETC is responsibke for generating the atp molecules?
- In which of the given steps of TCA cycle one C is lost from substrate in the form of CO2 as well as a molecule of NAD+ is reduced? a.Oxalosuccinic acid to a-ketoglutaric acid b.Isocitrate to oxalosuccinic acid c.Malic acid to oxaloacetic acid d.a-ketoglutaric acid to succinyl CoA1. Choose all the correct answers. Enzyme catalyzing this reaction: COO CO0 но C-H + NAD* CH2 + NADH + H* CH2 лвенный тет CoO COO L-Malate Oxaloacetate A. Belongs to the class of transferases. B. Belongs to the class of oxidoreductases. C. Is a simple enzyme. D. Is a holoenzyme.Which of the following statements about the TCA cycle is INCORRECT? a. All reactions of the TCA cycle take place in the cytosol. b. The energy released in the TCA cycle is mainly stored in the reduced electron carriers NADH and FADH2. c. The TCA cycle can recover much more energy than homolactic fermentation. d. Under aerobic conditions the TCA cycle is used to oxidize pyruvate. e. The TCA cycle is also called the citric acid cycle after the product of the first reaction catalyzed by pyruvate dehydrogenase.
- Which of the following statements is NOT true about Krebs Cycle? a. Krebs cycle is composed of 8-step enzymatic reactions. b. For every CO2 released in the cycle, NADH is produced. c. Succinyl-CoA allows the phosphorylation of GDP (Guanosine Diphosphate) d. The carbon atoms from the glucose that enters the cycle are released from the mitochondrion immediately.FAD is reduced in which of the following reactions/transformations in the Krebs cycle? a. Succiny| CoA to succinate b. Isocitrate to oxaloacetate c. Fumarate to malate d. Succinate to fumarate1. Which of the following processes generates the most ATP? (Account for the no. of ATP) a. ) Citric Acid Cycle b.) Fatty Acid oxidation c.) Glycogenolysis d.) Glycolysis e.) Pentose phosphate pathway 2. What is the overall chemical changes that occur during one complete turn of the Krebs cycle? 3. Does the mitochondrial matrix ever run out of protons for pumping in oxidative phosphorylation?
- If 14CO2 (radioactive carbon) were incorporated into the TCA cycle via the Pyruvate Carboxylase reaction which of the following molecules would contain radioactive carbon? a. Oxaloacetate b. Citric Acid c. Isocitrate d. Alpha-ketoglutarate e. Succinyl-CoA f .Succinate g. Fumarate h. MalateThe first reaction in glycolysis that results in the formation of an energy-rich compound (i.e., a compound whose hydrolysis or oxidation has a highly negative ΔG'°) is catalyzed by: a. glyceraldehyde 3-phosphate dehydrogenase. b. hexokinase. c. phosphofructokinase-1. d. phosphoglycerate kinase. e. triose phosphate isomerase.11. Where inside the cell does the degradation of long-chained fatty acids occur? a. mitochondria b. cytosol c. both a and b d. neither a nor b 12. Which of the following is NOT a product of B-oxidation of a 16-C fatty acid? a. NADP+ b. acetyl-CoA c. both a and b d. neither a nor b 13. Which of the following statements does NOT describe -oxidation of fatty acids? a. It produces larger amounts of ATP than in glycolysis. b. It makes use of the citrate-malate transport system. c. both a and b d. neither a nor b 14. How many cycles of O-H-O-T would it take to complete the B-oxidation of an 18-C fatty acid? a. 6 b. 7 c. 8 d. 9 15. Which lipid metabolism pathway does NOT involve acetvI-CoA? a. lipogenesis b. ketogenesis c. both a and b d. neither a nor b 16. How is fatty acyl-CoA transported from the cytosol into the mitochondrial matrix? a. via CPT I and II b. via citrate-malate transport system c. via lipoproteins d. via albumin 17. Which of the following is irrelevant in…