Q: a) Identify the major checkpoints in a cell and its function. b)Explain the role of the growth…
A: The cell cycle is the ordered sequence of events that occur in a cell prior to cell division. It…
Q: During which phase of the cell cycle is the genetic material duplicated? a. Metaphase b.…
A:
Q: Scientists are able to isolate cells in various phases of the cell cycle. During an experiment in…
A: Mitosis is the type of cell division in which there occurs division of cell which results in the…
Q: In which phase of the cell cycle does DNA replication occur? a. G1 Phase b. S and M Phases…
A: Cell cycle/division is a pivotal process in all living organisms and includes cell division,…
Q: What critical event occurs during the S phase of the eukaryoticcell cycle?a. Cells make a decision…
A: The cell cycle is the series of events that take place in a cell leading to division and duplication…
Q: What do you predict would happen in a cell that only underwent the M and S phases of the cell cycle,…
A: Introduction Cell Cycle:- It is a repeating series of events that include growth, synthesis of DNA,…
Q: Draw a diagram of the cell cycle and label the phases. On your diagram: a) For each phase, indicate…
A: Actively dividing eukaryote cells go through the cell cycle, which includes two gap phases (G1 and…
Q: Loss of cell cycle control may lead to (a) pregnancy. (b) cancer. (c) fertilization. (d)…
A: Cell cycle is the ordered sequence of events which occurs in a cell in order to prepare it for the…
Q: What is a critical event that occurs during S phase of the cell cycle?a. Cells decide whether or not…
A: Cell cycle is sequence of events before cell division occurs, it prepares cell for division. Without…
Q: Which stage of the cell cycle follows Gap 2?
A: Cell cycle is the process that takes place in cell as it grows and divides. Gap 2 phase is also…
Q: During the cell cycle, overlapping inter-polar microtubules begin elongation during __________,…
A: A single parent cell can divide to form daughter cells, either by the process of meiosis or mitosis.…
Q: Which eukaryotic cell-cycle event is missing in binary fission? a. cell growth b. DNA duplication c.…
A: The process of formation of new organisms of the same species from the existing organisms is called…
Q: mitosis
A: During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form…
Q: Part A and B A. What is the normal function of the Rb protein? A) Rb prevents the cell cycle from…
A: Answer A) Rb is Retinoblastoma protein which is a tumor suppressor protein and belongs to pocket…
Q: Which region of DNA is the site of spindle fiber attachment during mitosis and meiosis? A. the…
A: Mitosis is a form of cell division in which one cell (the mother) divides to produce two genetically…
Q: How many chromatids are visible in a human cell at the start of anaphase I? a. 23 c. 92 b. 46 d. 184
A: Chromatids are two identical copies of a replicated chromosomes. During the cell division, the…
Q: Cells that DO NOT divide or participate in the cell cycle are usually arrested in what phase? a.…
A: Option d is the answer. G0 phase is the one,where cells are in quiescent stage and donot participate…
Q: What do the two socks of a pair represent in the cell cycle in the blind men’s riddle?
A: Cells are the basic structural and functional unit of the organism. Cell division is the process in…
Q: During this stage of mitosis, the chromosomes become attached to the spindle fibers. A.…
A: Mitosis is a process where a single cell divides into two identical daughter cells . During mitosis…
Q: The role of cohesin is toa. make chromosomes more compact.b. allow for the replication of…
A: Condensin and cohesin are two most important multiprotein complexes that help the chromosomes to…
Q: Which stage of the cell cycle is the longest? Why are onion root tips a good choice for viewing…
A: Cell division is referring to the process in which a living cell divides, thereby leading to the…
Q: Some cells in your body frequently divide, while others in your body rarely, if ever, divide. a.…
A: The cell cycle comprises of 4 principal phases-G1 phase in which cellular contents excluding the…
Q: One difference between cancer cells and normal cells is that cancer cells a. are always in…
A: Cancer cells are the abnormal cells in the body that are continuously dividing. The cancer cells are…
Q: Prophase is the stage of mitosis characterized by the a. physical seperation of sister chromatids b.…
A: Mitosis is the process of asexual reproduction by which the cell divides into two and produces a…
Q: A cancer chemotherapy drug that acts as a competitive inhibitor of DNA Polymerase would prevent…
A: Cancer chemotherapy drug inhibits the activity of DNA polymerase and stops the cell division.
Q: Which phase of the cell cycle is depicted in this diagram? a) S phase b) early prophase c)…
A: The cell cycle, also referred to as the cell division cycle, is a series of events that cause a cell…
Q: what is the correct answer of the During the S component of the cell cycle: A.nothing happens B.…
A: Cell cycle involves series of events taking place inside a cell when a cell undergo the process of…
Q: What is the first thing that happens when a healthy cell detects damage to DNA? A. It stops the…
A: correct answer = A) It stops the cell cycle Cell cycle proceed only when cell is in good condition…
Q: You add a chemical to five samples of cells and have another five samples of cells to which you do…
A: Variable represent persons or objects that can be manipulated, controlled or merely measured for…
Q: Which of the following is NOT an importance of mitosis? a.It facilitates growth of single…
A: The fundamental and active biological process by which a parent cell, after replication of its…
Q: It is the changes which occur in the cell during division and during rest Meiosis .A O Interphase.B…
A: A cell is an important unit in the living organism. This helps to build the organism as a whole.…
Q: Final preparations for cell division are made during this stage of the cell life cycle: (a) G1, (b)…
A: Cell division is a process of a parent cell replicating it chromosomal content and dividing itself…
Q: Cytokinesis involves ... A.)division of the cytoplasm B.)a cleavage furrow (animals) or cell plate…
A: Cytokinesis is the biological process of cell division in which the cytoplasm of the cell divides…
Q: Base on your understanding, is the cell cycle efficient? If you can insert or modify steps to make…
A: Introduction :- Cell cycle is defined as the orderly sequence of events in which cell duplicates…
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: 8. a. Compare the process of mitosis with the process of meiosis. b. Describe major cell cycle…
A: Cell division is the process by which a parent cell divides into two or more daughter cells. Cell…
Q: 1. During which part of the cell cycle is DNA copied? A. S Phase 2. Which cell cycle checkpoint…
A: 1) The cell cycle are divided into two major phases: interphase and the mitotic phase. A) During…
Q: 1) Examine the picture of an onion root tip with cells in various stages of the cell cycle. A…
A: The orderly sequence of events by which a cell duplicate it's DNA, synthesis it's other components…
Q: 4. The stage in mitosis in which chromosomes replicate themselves. A. Anaphase B Interphase D.…
A: Cell division is crutial process in all the organism both in unicellular or multicellular organism.…
Q: What do you think will happen?
A: The cell cycle is the division or manipulation of the events that occur in the cells, between one…
Q: Suppose you have a way of measuring the amount of DNA in a single cell during the cell cycle. You…
A: The life cycle of an eukaryotic cell is generally divided into four main stages - G1, S, G2 and…
Q: The repeating of growth AND division that many eukaryotes go through is called C. mitosis D. the…
A: Introduction : The sequence of biochemical reactions occur in the cells of living organisms, and…
Q: What occurs during the S phase of the cell cycle? a. The cytoskeleton is dismantled. b. The cell…
A: The orderly sequence of events by which a cell duplicate its DNA, synthesizes its other components…
Q: Amount of DNA per nucleus over the cell division cycle. At which point in the accompanying…
A: When a cell splits into 2 or more new cells, this process is called cell division. The division of…
Q: many anticancer drugs inhibit the formation of the mitotic spindle. what inpact will this have on…
A: Anti-cancer drugs inhibit the formation of mitotic spindle because:
Q: Using these pictures, match the pictures to their correct stage. Picture A A. Telophase Picture B B.…
A: The images show the various stages of cell division. It is a process of mitosis in which the parent…
Q: A Which picture is a picture of mitotic cell division in animal cells? O A. Picture A O B. Picture B
A: Mitotic division is responsible for producing the daughter cells. These are equational division.…
Q: 1. It is the eyele of stages that cells pass through to allow them to divide and produce new cells.…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
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- What is necessary for a cell to pass the G2 checkpoint? a. cell has reached a sufficient size b. an adequate stockpile of nucleotides c. accurate and complete DNA replication d. proper attachment of mitotic spindle fibers to kinetochoresChromosomes are duplicated during what portion of the cell cycle? a. G1 phase b. S phase c. prophase d. prometaphaseAt which of the cell-cycle checkpoints do external forces have the greatest influence? a. G1 checkpoint b. G2 checkpoint c. M checkpoint d. G0 checkpoint
- What part of the cell cycles are checkpoints that regulate the transition from anaphase to telophase? A. M checkpoint B. G2 checkpoint C. G1 checkpoint D. S checkpointDuring the cell cycle, in which sub-phase(s) of interphase does the cell replicate its chromosomes? a. G1 phase b.S phase Oc. G2 phase Od. G1 and G2 phases Oe. G1, S, and G2 phases е. QUESTION 48 With regard to the process of mitosis, which of the following pairs is NOT matched correctly? a. Interphase - the cell grows, chromosomes replicate, and proteins are produced to prepare the cell to divide b. Prophase - chromosomes condense, and the nuclear membrane dissociates/breaks down c. Metaphase - chromosomes move toward opposite poles (or sides) of the cell d. Anaphase - sister chromatids separate e. Telophase - two distinct nuclei are formed; this is the stage immediately before cytokinesisThe phases of cell cycles in order are O a. Metaphase, anaphase, telophase, interphase, prophase and cytokinesis O b. Metaphase, anaphase, interphase, prophase, telophase and cytokinesis O c. Interphase, telophase, cytokinesis, prophase, metaphase and anaphase O d. Cytokinesis, telophase, anaphase, metaphase, prophase and interphase O e. Anaphase, telophase, cytokinesis, interphase, prophase and metaphase O f. Interphase, prophase, metaphase, anaphase, telophase and cytokinesis g. Prophase, interphase, metaphase, anaphase, telophase and cytokinesis What is the purpose of using sodium bicarbonate (NaHCO3) in the photosynthesis experiment? a. None of the other choices is valid O b. To provide dissolved dissolved 02 O c. To provide dissolved dissolved CO2 O d. To provide dissolved water
- In a cell cycle Select one: a. DNA is replicated and passed to homologous chromosomes during interphase b. DNA is replicated and passed to daughter cells during mitotic phase c. DNA and RNA are replicated and passed to parent cells during interphase d. DNA and RNA are replicated and passed to sister chromatids during mitotic phaseDuring the cell cycle, in which sub-phase(s) of interphase do restriction checkpoints exist to monitor the progress of the cell as it prepares to divide? O a. G₁ phase O b. S phase O c.G2 phase d. G₁ and G2 phases O e. G₁, S, and G2 phasesIn which stage of the eukaryotic cell cycle is the genetic material properly referred to as chromatin?A. during the G2 phase onlyB. during the G1 phase onlyC. during the M phase onlyD. during the S phase onlyE. during interphase only
- Two cells from an animal’s heart are removed and studied. One cell has twice the amount of DNA as the other cell. Which statement is best explains why the second cell has twice the amount of DNA as the first? A The cell is in G1 and the extra DNA is needed now that the cell entering mitosis. B The cell is in G2 of interphase and now has all the DNA it needs function correctly. C The cell has just gone through S phase of interphase and will eventually divide in mitosis. D The cell is in G0 and no longer in a dividing state and has all the DNA needs to function correctly.Which phase of the cell cycle is NOT part of interphase? Group of answer choices A. G1 B. S C. M D. G2One difference between cancer cells and normal cells is that cancer cells a. are always in the M phase b. are arrested at the S phase of the cell cycle c. are unable to synthesize DNA d. continue to divide even when they are tightly packed together
