If most body cells of a mammal have 40 chromosomes, how many will the cells in its seminiferous tubules have?
Correct answer D. Some will have 40 and others will have 20
Explanation
Seminiferous tubules contain diploid spermatogonia and primary spermatocytes with 40 chromosomes, and haploid cells formed by meiosis, such as spermatids, with 20.
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