19. If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested? O A. anaphase B. telophase C. interphase O D. prophase 20. The nitrogenous base adenine is found in all members of which group? O A. Proteins, ATP, and DNA O B. Alpha glucose, ATP, and DNA C. Proteins, triglycerides, and testosterone O D. ATP, RNA, and DNA 21. Kinetocores are associated with which of the following on a sister chromatid? OA. Cohesion O B. Chiasmata C. Centromere D. Condensation E. Centriole 2 o o o O o o o O

Q: ______1. It provides a framework for aligning the chromosomes during cell division. ______2. This…

A: Ans-1 Spindle fibres provides a framework for aligning the chromosomes during cell division.  #…

Q: 20. In mitosis, if a parent cell has 25 chromosomes, each daughter cell will have hOW a. 100 total…

A: Cell cycle and mitosis  The cell cycle has three phases, they are  Interphase  Mitosis Cytokinesis…

Q: 5. Compare the volume of a plant cell in interphase vs the volume of the two daughter cells produced…

A: The cell cycle is divided into two phases: interphase and M phase. Interphase is further divided…

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: At what point in the cell cycle does the amount of DNA double in a cell?

A:

Q: What is the difference between A&B? 00 A is cytokinesis where a cell remains 90% of the time; B is…

A: The orderly sequence of events by which  duplicate its DNA synthesis its other components and…

Q: 4) In cell A, what structure is labeled X? 5) Which cell is in the "in between" phase of mitosis? 6)…

A: Mitosis can be defined as a cell division in which one cell divides into two genetically identical…

Q: 7. A cell has 10 chromosomes. a If mitosis occurs, how many cells will be produced? How many…

A: Answer 1) During mitosis two daughter cells with equal number of chromosomes as parent cell will be…

Q: . A defective white blood cell does not complete the process of DNA replication. Which of the…

A: In order for the replication of DNA to occur there is a definite sequence of cell cycle that has to…

Q: Which of the following describe the nuclear envelope? a. It is continuous with the endomembrane…

A: If you want any specific questions to be solved, then please specify the question number or only…

Q: 1. What is the name of the protein ABOVE the letter A in this figure? 2. What are the small pink…

A: Cell cycle is a series of events that take place when a cell grows and divides. Cell cycle is…

Q: mitosis

A: During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form…

Q: 1. How does Mitosis work? 2. How does Meiosis work? 3. Which cell cycle would you consider more…

A: -Mitosis is a type of cell division in which the cell undergoes division producing two genetically…

Q: 20. The cell cycle has many checkpoints to ensure the cell is ready for division. Which of the…

A: Q20. The checkpoints in the cell cycle are required to make sure that the cell is ready to divide.…

Q: ost nerve cells in the adult human central nervous system, as well as heart muscle cells, do not…

A: The muscular system works to regulate the movement of our body and internal organs. Muscle tissue…

Q: 7. Describe what happens by the end of anaphase. a. The chromosomes in the cell become less tightly…

A: Cell division is a biological process that results in the production of two or more daughter cells…

Q: Cell Division 4. Define interphase and describe the three periods it is divided into. a. Interphase…

A: As per our honor code, we are authorized to answer only one question at a moment. So, we are…

Q: 17. The formation of a cell membrane is beginning across the middle of a cell and nuclei are…

A: 1)The answer is option B - a plant cell undergoing cytokinesis. cytokinesis is the physical process…

Q: . Explain what the cell is doing in each of the following stages of the cell cycle.a) G1, b) S, c)…

A: Cell is the basic structural, functional, and biological unit of all known organisms. The cell…

Q: 4 11. What moves the chromatids during mitosis? 12. What anchors the spindle? 13. What are the four…

A: Mitosis a type of equational division in which a diploid daughter cell divides to form two diploid…

Q: 23.    what stage of mitosis in which chromosomes begin to undergo a condensation process that will…

A: Chromosomes start condensing in the first phase i.e. Prophase. Chromosomes (sister chromatids)…

Q: 13. How would living things differ if cell division took place only for reproduction? O A. All…

A: Reproduction is the process of production of progeny. It is of two types -  Asexual Sexual *Only…

Q: 28. When studying living cells in a laboratory, researchers sometimes use drugs as a way to make…

A: Ans 28: - Whenever cell cycle is stopped, the cell becomes dormant and returns to the resting stage…

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: 5. This question has two parts. First answer Part A. Then answer Part B. . The Examine the diagram…

A: Cell division is a natural process in which a parent cell divides into two daughter cells. Cell…

Q: What is mitosis? cytokinesis?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 2. Oncologists often prescribe several different chemotherapy drugs in combination. The idea is that…

A: Chemotherapy drugs work by targetting the growing cancer cells at different phases of cell cycle.

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: 29. Once anaphase of mitosis is complete the cel has . A. half as many chromosomes as it did before…

A: Mitosis is an equational division. It produces identical cells with same number of chromosome in…

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: 26. Once the end product of a metabolic pathway shuts down the pathway, this kind of inhibition is…

A: Cellular level control is very important as it enables biochemical reactions to choose the direction…

Q: 1. Examine the micrographs provided on the following two pages, and find one good example of a plant…

A: Hi!  Thank you for the question. As micrographs are only provided for the plant cells, I will be…

Q: The newly separated chromosomes are surrounded by the nuclear membrane during a)  prophase. b)…

A: According to the question, the newly separated chromosomes are surrounded by the nuclear membrane…

Q: What is DNA? a. A macromolecule formed by the condensation of fatty acids O b. An acid that…

A: DNA is the hereditary molecule whose main purpose is to transmit the genetic information from one…

Q: 5. If dividing cells are grown in a culture medium containing radioactive thymidine, the thymidine…

A: In case of eukaryotic organism, cell containing nucleus, the cell cycle is categorized into two two…

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: 1) The activity of the cell cycle is controlled by the abundance of:  A) protein ligases and…

A: The "cell cycle", also known as "cell division", is a set of processes that occur in a cell leading…

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: 1) What phase of mitosis is this?  Answer: 2) What is the indicated structure 1? select one. a.…

A: Mitosis is a type of cell division where a mother cell divides to give rise to two identical…

Q: 5. A new mutation that arose in one copy of gene X in a somatic cell resulted in the formation of a…

A: Mutation is change that occurs in our DNA sequence, either due to mistakes when DNA is copied or 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.a. How is this stage different from metaphase of mitosis?

A:

Q: Why must somatic cells divide? 2. How do healthy cells decide when to divide? 3. How is information…

A: Ans 1 Somatic cells are regular type of body cells which are diploid in nature means they are not…