Conjugating ciliates exchange a pair of haploid micronuclei that undergo mitosis as a diploid micronucleus, while the macronucleus in each
A. divides by meiosis.
B. disintegrates.
C. is expelled from the cell.
D. shrinks and becomes diploid micronuclei.
E. fuses with each other.
Answer: B
Biology & Microbiology
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