NEET BIOLOGY

REPRODUCTION

REPRODUCTION IN ORGANISMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many homologous pairs of chromosomes will a diploid cell have if the original cell has 32 chromosomes?
A
8
B
16
C
32
D
64
Explanation: 

Detailed explanation-1: -How many homologous pairs ofchromosomes will a diploid cell have if the. original cell has 32 chromosomes? A) 8.

Detailed explanation-2: -The species is diploid with 32 chromosomes per cell. B. Each diploid cell has eight homologous pairs of chromosomes.

Detailed explanation-3: -Since this organism has a 2n ploidy number of 16, it means that each of their diploid cells will have 16 chromosomes, 8 pairs of homologous chromosomes.

Detailed explanation-4: -Each daughter cell receives only half the number of chromosomes from the parent cell. At this stage, a diploid cell with 16 chromosomes will have 8 chromosomes in the daughter cells. Since each chromosome has two sister chromatids attached at the centromere, there are a total of 16 sister chromatids.

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