In your own words, explain what happens during each of the following events of cell migration: A) Polarization B) Protrusions C) Adhesion

Q: Can you think of any reasons why cells are programmed to commit suicide (apoptosis)?

A: Apoptosis is a process of cell death, programmed in cells of multi cellular organisms. The cell…

Q: What mechanism causes a cell to tumble?

A: Cell is the basic , structural, functional and biological unit of life.Cells are also called as…

Q: During which phase of mitosis are the replicated chromosomes split and the daughter chromosomes…

A: Mitosis is a type of cell division in which the original cell divides into two daughter cells, each…

Q: What are the emerging technologies for studying cell adhesion?

A: Introduction: Cell adhesion is a unique cycle that is especially apparent where nonadhesive cells…

Q: Name one characteristic observed in cells undergoing apoptosis

A: Apoptosis is a programmed cell death that occurs in multicellular organisms which follows a…

Q: Why are both cell division and apoptosis necessary for the development of an organism?

A: Cell Division : It is necessary to produce large number of cells to form the individual. Cell…

Q: How does the process of cell division contribute to transmission of genetic materials from one…

A: The genetic material is the hereditary substance in the cell. It carries all info. specific to a…

Q: What is the sequence of events in a cell that is undergoing apoptosis

A: Apoptosis is a type of programmed cell death and is often called type 1 programmed cell death.…

Q: Explain the difference between asymmetric and symmetric cell division. When the pool of stem cells…

A: Stem cells are the unspecialized cells that can specialize themselves into any type of cells. These…

Q: In the presence of low levels of GTP, microtubules inside a cell will undergo ------------- due to…

A: Microtubule: it is formed by polymerisation of two subunits i.e. alpha and beta-tubulin.

Q: Define Microtubule dynamics increase inmitosis due to loss of a stabilizing MAP.

A: Ans: The microtubules are the proteins form from alpha and beta tubulin which are microscopic…

Q: From a virus’s perspective, why would it be beneficial to prevent apoptosis?

A: Viruses do not have the ability to replicate themselves autonomously; they must inhabit a host.…

Q: The cell division process that cells in culture undergo includes the following stages in temporal…

A: CELL DIVISION - it is the process  by which a parent cell divides into two or more daughter cells .…

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: Define microtubule-organizing centers,

A: In mitosis, the mitotic spindle is an essential component as it plays a major role in the separation…

Q: difference between cytoplasmic determinants and induction?

A: A process in which cell can influence the fate of development of other cell is known as induction…

Q: During which phase does cytokinesis begin? What cell parts migrate to the poles during prophase?…

A: Cell division in eukaryotes can be either mitosis or meiosis. Mitosis is an equational division in…

Q: What is the difference between mitosis and cytokinesis

A: In the cell division cycle, mitosis and cytokinesis are two distinct processes. The nuclear division…

Q: Explain the role of thin and thick filaments in the process of cytokinesis.

A: Cytokinesis The part of the cell division process in which the cytoplasm of a single eukaryotic cell…

Q: What are the Many Types of Organelles that can be seperated by Centrifugation?

A: Centrifugation is separation technique used in biology experiment. A centrifuge device for…

Q: How does a cell balance exocyticand endocytic events to keep itsplasma membrane a constant size?

A: Each cell is surrounded by a single-layered plasma membrane that restricts the contents of the cell…

Q: What is cell migration ?

A: A cell is the basic structural and functional key of life. A cell has multiple organelles that carry…

Q: What is the cell division in bacteria called?

A: Cell division - cell division is a process in which one cell is divided into two or more that two…

Q: What do you think would be the overall effect of reducing the amount of mediator present in a cell?

A: Cells communicate each other and with surroundings for proper growth and functioning. Chemical…

Q: How is the cell cycle regulated to maintain normal tissues in a multicellular organism?

A: Cell cycle is sequential cyclic events in which a mother cell divides into two daughter cell. It is…

Q: Mention what are the important functions of apoptosis?

A: Cells are the basic structural and functional unit of all known organisms and are essential in the…

Q: What are the respective roles of microtubules and actin filaments in cytokinesis?

A: Cytokinesis is the process of cytoplasmic division that takes place shortly after the separated…

Q: What is cellular regeneration? How is mitosis related to this process?

A: Introduction - Non-injured tissue in humans regenerates normally over time; by default, new…

Q: What role does chromatin structure play in cell memory and in cell reprogramming?

A: Cellular reprogramming is a process of formation of pluripotent stem cells from mature and…

Q: Why is mechanical method of cell disruption often employed even after disrupting cells with…

A: Introduction Cell disruption is a technique used to rupture a cell to expose its inner cellular…

Q: Describe the cell cycle using the following words: Interphase G1 G2 S phase M phase (mitosis)…

A: The cell cycle is the process in which the cell grows and divide to produce two daughter cells.…

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 advantage does compartmentalization provide to a large and complex cell

A:

Q: What are five safety mechanisms that regulate cell growth and division?

A: Cell division and growth is an essential phase of an organism.  The length of cell cycle and…

Q: Even though cytokinesis is included with Mitosis, we generally consider it to be its own phase. Why?

A: Cytokinesis is the physical cell division mechanism separating a parental cell's cytoplasm into two…

Q: What are the major morphological characteristics of cells undergoing apoptosis?

A: Introduction  Apoptosis is known as programmed cells death. Whenever there are any lethal…

Q: What holds spindle fibers together?

A: At the time cell division, spindle fibres are the one which help in separation of sister chromatids…

Q: What is denaturation and why is the process harmful to a cell?

A: Introduction A cell is the basic structure of life. A cell is made up of cytoplasm, genetic…

Q: Between which two stages of the Neurospora life cycle do most mitotic cell divisions occur?

A: Neurospora crassa is a type of red bread mold of the phylum Ascomycota. They are haploids, spending…

Q: What is an advantage of using pluripotent cells instead of multipotent cells in medical treatments?

A: Embryonic stem cells are pluripotent cells which can gives rise to all of the cell types that…

Q: Why does catastrophe (the rate at which growing microtubules switch to a Contracting State) cause a…

A: Microtubules are made up of protein tubulins that can undergo quick growth or dissolution by…

Q: match the following terms Pairing of homologous chromosomes Choose... microtubules Choose...…

A: Chromosome pairing refers to the lengthwise alignment of homologous chromosomes at the prophase…

Q: In the absence of cdc25 cells would not be able to undergo mitosis. True or False?

A: Cell division cycle 25 A (Cdc25A) is a dual-specificity protein phosphatase which is a crucial cell…

Q: Why is apoptosis significant?

A: Introduction :- Multicellular organisms experience apoptosis, a type of programmed cell death.…

Q: Explain/compare the following:totipotent vs pluripotent vs multipotent cells

A: Stem cells cells have the potential to differentiate into other types of cells. They can be found in…

Q: Mention what are the important functions of apoptosis? discuss briefly at your own words?

A: Apoptosis is a common process through which programmed cell death takes place. There are two forms…