alleryHumans have how many pairs of chromosomes in each somatic cell?
A46 pairs (92 chromosomes total)
B23 pairs (46 chromosomes total)
C22 pairs (44 chromosomes total)
D48 pairs (96 chromosomes total)
Answer & Solution
Correct answer: B. 23 pairs (46 chromosomes total)
Humans have 23 PAIRS of chromosomes (46 total): 23 from the mother, 23 from the father.
One pair (XX or XY) determines sex; the other 22 pairs are autosomes.
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