If transmission of genetic information from cell to cell is normally achieved by copying the complementary DNA molecules how is this information equally shared between two daughter cells?

Q: What is the nuclear division that apportions chromosomes in equal fashion to two daughter cells, is…

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: Name the roles that Anaphase Promoting Complex protein plays.

A: The Anaphase Promoting Complex (APC) is a multi-subunit protein complex that plays a crucial role in…

Q: Why are the two cells produced by the cell cycle genetically identical?

A: The cell is the basic unit of life. The tissue is a group of cells that perform a specific function.…

Q: What is autonomous transposition?

A: Transposons are called jumping genes. They were discovered by Barbara McClintock. They are able to…

Q: What are examples of the cells and tissues involved in both repair processes.

A: TISSUE REPAIR PROCESS:- Wound healing completes in three steps:- 1)First Phase:-Hemostasis- This is…

Q: What is a structure in the centromere region of each chromatid that is specialized for conveyance?

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: Approximately how many genes are necessary for amicrobial cell to have a free-living existence?

A: The minimal genome concept aims to explain the presence of only the essential genes in the genome in…

Q: What chromosome is BCR on?

A: Chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: Define checkpoint pathways

A: The cell is the basic unit of life. The tissue is a group of cells that perform a specific function.…

Q: During interphase, the chromosomes are not visible through a light microscope. Where are they?

A: The cell cycle is the cascade of events for  appropriate cell division that take place in a…

Q: is the p53 protein an activator or a repressor? How do you know?

A: p53 protein is protein which is coded by Tp53 gene which is also known by the name Gaurdian of the…

Q: Describe the alignment of chromosomes during prophase I and its significance?

A: Prophase is the phase that follows the interphase and typically the first and the longest phase…

Q: Chromosomes which carry information that will determine the sex of an individual

A: Human beings have 23 pair of chromosome. Among this 22 pair of chromosome determine the various…

Q: Describe how the replication of eukaryotic chromosomesproduces sister chromatids.

A: Choromosome contains the all genetic information of the cell and it divide to form sister cell Cell…

Q: how does reproduction and chromosome transmission relate to each other?

A: Reproduction is a biological process by which organisms produce her offsprings similar to itself and…

Q: For S phase to be completed in a timely manner, DNA replication must be initiated from multiple…

A: The cell cycle is the sequence of phases that takes place in the process of cell division. To…

Q: Most cells are unable to copy the ends of chromosomes, and therefore chromosomes shorten with each…

A: Telomerase is an enzyme that is essential for the replication of chromosomal ends. It is a…

Q: Why is the difference in cohesin cleavage in mitosis and meiosis important for proper segregation in…

A: Two types of cell division is seen in sexually reproducing organisms. They are mitosis and meiosis.…

Q: Define replicativesenescence.

A: The gradual degradation of functional characteristics of either cells or the whole organism is known…

Q: Describe two consequences of lysogeny.

A: Lysogeny is characterized by the integration of the phage nucleic acid into the host bacterium's…

Q: Rb and Ink4 Cdk inhibitors are able to slow cell cycle progression. : a) True b) False

A: The cell cycle is a series of events that occur in a cell leading to its division and duplication.…

Q: In mammals, individuals with two X chromosomes usually de-activate one of the X chromosomes inside…

A: The cell has two kinds of chromosomes. These are sex chromosomes and autosomes. There are two sex…

Q: GENETICS Recombination between linked genes via crossing over occurs a) at the 2 strand stage,…

A: Answer is e.) during mitosis.

Q: In X-chromosome inactivation, when is the choice made as to which X chromosome is inactivated? Does…

A: Females have two copies of the X chromosome, producing a double dose of X-linked genes. The…

Q: What means genes are delivered directly to somatic cells?

A: Gene therapy is a collection of methods that allows correction of a gene defect that has been…

Q: describe X-chromosome reactivation.

A: The X chromosome is one of the sex chromosomes that is an essential chromosome for survival. The X…

Q: Describe the process of cloning by somatic cell nuclear transfer?

A: Cloning by somatic cell nuclear transfer Cloning refers to the making of an identical copy. DNA…

Q: Explain the implications of gene transfer from organellar genomes to the nucleus.

A: Chloroplasts were once nonparasitic blue-green algae, mitochondria were once nonparasitic…

Q: Describe the three processes of horizontal gene transfer.

A: Gene transfer means transfer of Genes between organism. Horizontal gene transfer is also known as…

Q: How do cell cycle checkpoint pathways help to preserve the genome?

A: Cell cycle checkpoints are monitoring systems which keep track of the order, integrity, and…

Q: Which process leads to independent assortment? a)The process of separating chromosomes b)The…

A: Cell division is a part of acell's life cycle. It consists of two parts, namely, cell division and…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.