An animal has a diploid chromosome number of 12. An egg cell of that animal has 5 chromosomes. The most probable explanation is
a. normal mitosis.
b. normal meiosis.
c. nondisjunction in meiosis I.
d. nondisjunction in meiosis I or II.
e. nondisjunction in mitosis.
Ans: d. nondisjunction in meiosis I or II.
Biology & Microbiology
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