NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL CYCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
As a result of mitosis, each of the two new cells produced from the parent cell-
A
receives a few chromosomes from the parent cell
B
receives an exact copy of all the chromosomes present in the parent cell
C
donates a chromosome to the parent cell
D
receives exactly half the chromosomes from the parent cell
Explanation: 

Detailed explanation-1: -As a result of mitosis, each of the two new cells produced from the original cell during cytokinesis: receives an exact copy of all the chromosomes present in the original cell.

Detailed explanation-2: -Mitosis is a type of cell division in which one cell (the mother) divides to produce two new cells (the daughters) that are genetically identical to itself. In the context of the cell cycle, mitosis is the part of the division process in which the DNA of the cell’s nucleus is split into two equal sets of chromosomes.

Detailed explanation-3: -Mitosis is used to produce daughter cells that are genetically identical to the parent cells. The cell copies-or ‘replicates’-its chromosomes, and then splits the copied chromosomes equally to make sure that each daughter cell has a full set. Your body contains trillions of cells (thousands of millions).

Detailed explanation-4: -At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes. At the end of meiosis II, each cell (i.e., gamete) would have half the original number of chromosomes, that is, 15 chromosomes.

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