match the following terms Pairing of homologous chromosomes Choose... microtubules Choose... Cell-cell recognition Choose... intermediate filaments Choose... A reduction and a double division Choose... P site Choose.. Retroviruses Choose... Crossing over Choose... Phagocytosis Choose... A regulatory protein that stimulates transcription of specific Choose... genes Please answer all parts of the question.

Q: Malaria, one of the most pervasive and destructive of all infectious diseases, is caused by…

A: Gene regulation includes chemical and structural changes in genetic material, or mechanism which…

Q: Describe the general conditions that must be met at each of the three main cell-cycle checkpoints

A: The cell cycle is monitored at the three check points, which are G1 , G2 and the third one is during…

Q: why does s phase has least cell population？Isn‘t it true that s phase is for DNA replication？why not…

A: A cell is a basic unit of life. All the metabolic pathways responsible for proper function of the…

Q: Which of the following is the primary method by which cyclin proteins are regulated to influence…

A: This question is based on the functioning of cell cycle and cell check points.

Q: Fill in the blank: The ___________ is the protein complex located at the centromeres of the sister…

A: Cell division is a process by which a parent cell divides into two daughter cell. There are two…

Q: Imagine that there are mutations in the CDK genes such that their gene products are nonfunctional.…

A: Cyclin-dependent kinases (CDKs) are the families of protein kinases first discovered for their role…

Q: why cell injury due to genetic causes are alarmingly increasing each year.? Briefly explain at your…

A: Cell injury is the major cause which affects one body.

Q: Q. Cyclins and CDK(inase) complexes regulate the cell cycle. Which of the following statements is…

A: CDKs do not activate Cyclins and Cyclins activate CDKs. so options C and D are false.

Q: does cell plate form during cell division. A. At the completion of animal cells- mitosis during…

A: Cytokinesis is a process that occurs during cell division in which cytoplasm device and gets…

Q: Which of the following is NOT an example of fail-safe mechanisms that prevent the irregular cell…

A: Cancer is the uncontrolled cell division where he ell continuously divides. Cancer cells thus become…

Q: Put the following types of stem cells in order from MOST useful in regenerative medicine to LEAST…

A: The correct option is b:  pluripotent--multipotent--totipotent--adult Explanation:  Totipotent cells…

Q: Describe the specific molecular events that occur within a cell in response to growth factors…

A: Cellular response:                 Signals and receptors pile in many varieties and binding can…

Q: SMC proteins facilitate the structural maintenance of chromosomes; describe the roles of the two…

A: SMC proteins are constituents of multiprotein complexes that are required for mitotic chromosomal…

Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…

A: Cytokinesis is the process of cell division in which the parent cell divides into daughter cells.…

Q: How can defects in the regulation of cell-cyle checkpoints would affect cells and explain how these…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Which of the following would result in cell cycle arrest? O phosphorylation of Rb by G1-Cdk…

A: It is a stopping point in the cell cycle,  where it is no longer involved in the processes…

Q: Assume you have the factors in hand necessary to reprogram an adult cell, and the factors necessary…

A: The stem cells are an undifferentiated mass of cells used to treat damaged tissues. It is studied…

Q: Explain why IC3 is able to stop cancerous cells from dividing ?

A: Tumor-suppressor proteins are those proteins that normally act to stop abnormal cell growth. But…

Q: Cleavage furrow formed during cytokinesis is found in? A-both in animal and plants B- neither in…

A: Cytokinesis ensures correct partitioning of nuclear and cytoplasmic contents into separate daughter…

Q: Which of the following would not happen if G₁ checkpoint was mutated or damaged in a cell? a The…

A: G1 checkpoint is a checkpoint which looks for the status of the cell such as nutrients store, cell…

Q: From the options below, select the most likely effect of a mutation that causes cyclin B to be…

A: Cell division is of two types: mitosis  meiosis

Q: Which of the following scenarios accurately describes the actions occurring during the S phase?…

A: The S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible…

Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…

A: Cell division is defined as the division of the cells for growth, repair and reproduction. Cell…

Q: Which cell organelle functions as “seggregation apparatus”?

A: During anaphase, chromosomes are segregated to two different poles of the cell by the spindle…

Q: What types of interactions do these portions of a b-sheet have with other components of the cell?

A: The beta-sheet (-sheet) (also -pleated sheet) is a frequent secondary structural pattern in normal…

Q: Define the following terms: a. cell transformation b. oncogene c. apoptosis d. early response gene…

A: Gene regulation is the mechanism that acts to induce or repress the expression of the gene.that…

Q: What is the main difference between cytokinesis in plants and animals?

A: A single parent cell can divide to form daughter cells, either by the process of meiosis or mitosis.…

Q: In addition to phagocytosis, neutrophils use a process called NETs.  Which one of the following…

A: Introduction NETs were first described as a type of innate pathogen defence system that may trap…

Q: a. Why are cell cycle checkpoints important?     b. What happens to a cell that fails to meet the…

A: The cell division involved progression of a cell through different cell cycle phases. At specific…

Q: While they are similar in many ways, some key differences occur late in the mitotic division.…

A: Mitosis is a phase of the cell cycle during which replicated chromosomes are split into two new…

Q: The cell has  ----- Chromatides during g2.     -------    Chromatides during a phase and.…

A: The cell has two copies of sister chromatids that are held together by the centromere during DNA…

Q: xplain Cell cycle can be controlled by chemical messages and regulate any error by control system?

A: Answer:  CELL CYCLE = This is a biological cycle or a series of events in which a cell duplicates…

Q: In the diagram, the speed bumps (look like short walls) represent __________. A) The only times at…

A: Introduction :- Cell cycle is defined as the series of steps that a cell passes through to get…

Q: If a cell makes a mistake copying its DNA when getting ready to divide, at which checkpoint will the…

A: The cell cycle is a complicated cycle where the cell undergoes growth and replication of both the…

Q: Explain the following figure. According to this model, what are the two major phases of metastasis…

A: The figures tells about the metastasis. Metastasis is the spread of cancer cells to the healthy or…

Q: The cell cycle is typically thought of as having four stages. Describe the stages of the cell cycle…

A: Most cells have four synchronised activities in their division cycle: cell growth, DNA replication,…

Q: Which of the following statements correctly describes p53? Which of the following statements…

A: Answers are option B and E.

Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…

A: Red arrow- a cell undergoing cytokinesis in the onion cell.

Q: the experiment below, you have treated cells with different cancer drugs, stained them with…

A: In spindle assembly checkpoint, the cell cycle progression get blocked.

Q: Compare and contrast the processes of cell cycle and apoptosis and give an example of a drug or…

A: * cell cycle cell shows a series of events which takes place in a cell as it divides and grows. *A…

Q: The molecular tether that links sister chromatids of a duplicated chromosome to each other is (a)…

A:

Q: In DNA repair, how does the normal allele of BRCA1 work? Is it an oncogene or a tumor suppressor…

A: During the replication process, the base airs are mismatched or some of the base pairs undergo…

Q: cell cycle?   A. MPF phosphorylates proteins that triggers the activation of M phase   B. MPF…

A: MPF acts as a Protein kinase that helps in the transfer of the phosphate group from ATP to the…

Q: Which of the following is true with respect to cyclins and CDKs? A) CDKs promote progression of the…

A: The duplication of the chromosomes takes place during the S-phase of the cell cycle. This is…

Q: Which of the following need to be expressed to get past the G1 checkpoint and why? Select one: a.…

A: G1 checkpoint, also called the restriction point refers to the point where the cell gets committed…

Q: You are running general tests in a cell solution and you have detected a large concentration Single…

A: Cell cycle is sequence of events before cell division occurs, it prepares cell for division. Without…

Q: Which of the following must occur for programmed cell death (apoptosis): 1. p53 must be stabilized…

A: Apoptosis is called as the programmed death of the cell which is controlled genetically. The protein…