ANIMAL REPRODUCTION AND DEVELOPMENT
ASEXUAL REPRODUCTION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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5
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10
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15
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20
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Detailed explanation-1: -Out of the 46 chromosomes that make up a baby’s genetic material, only 2-1 from the sperm and 1 from the egg-determine the baby’s sex. These are known as the sex chromosomes. Every egg has an X sex chromosome; a sperm can have either an X or a Y sex chromosome.
Detailed explanation-2: -Answer and Explanation: A cell with 10 chromosomes undergoes mitosis.
Detailed explanation-3: -Chromosome 20 is one of the 23 pairs of chromosomes in humans. Chromosome 20 spans around 66 million base pairs (the building material of DNA) and represents between 2 and 2.5 percent of the total DNA in cells. Chromosome 20 was fully sequenced in 2001 and was reported to contain over 59 million base pairs.
Detailed explanation-4: -A diploid cell contains 10 chromosomes (2n = 10).