NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Pandas have 30 chromosomes in their somatic cells, how many chromosomes would there be in their gametes?
A
30
B
15
C
60
D
12
Explanation: 

Detailed explanation-1: -Thus, a cell beginning with 30 chromosomes will end up having daughter cells with only 15 chromosomes by the end of meiosis.

Detailed explanation-2: -If a cell has 15 pairs of chromosomes (n = 15), it has 30 chromosomes (2n = 30). At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes.

Detailed explanation-3: -There are 23 pairs of chromosomes in somatic cells; one member of each pair is paternal (from the father) and one maternal (from the mother).

Detailed explanation-4: -If a cell has 30 chromosomes before mitosis, each daughter cell also has 30 chromosomes. Mitosis is the process of cell division and makes two identical daughter cells from one parent cell.

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