HEREDITY
NONDISJUNCTION
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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23
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46
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Detailed explanation-1: -In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.
Detailed explanation-2: -A diploid cell has two complete sets of chromosomes. Most cells in humans are diploid, comprising 23 chromosome pairs, so 46 chromosomes in total. This is 22 pairs of autosomes and a pair of sex chromosomes.
Detailed explanation-3: -Normally, each cell in the human body has 23 pairs of chromosomes (46 total chromosomes). Half come from the mother; the other half come from the father.
Detailed explanation-4: -Human body cells (somatic cells) have 46 chromosomes. A somatic cell contains two matched sets of chromosomes, a configuration known as diploid.
Detailed explanation-5: -Human cells normally contain 23 pairs of chromosomes, for a total of 46 chromosomes in each cell . A change in the number of chromosomes can cause problems with growth, development, and function of the body’s systems.