NEET Biology question
Which is true about meiotic cell division? I. Meiosis only occurs in diploid organism without any exception; II. RNA is replicated during S-phase; III. Chromatids of a chromosome separate during anaphase-I; IV. Only sperms are produce by this process.
Answer: (C)
Solution
Meiosis occurs only in diploid (or polyploid) organisms to reduce the chromosome number and generate haploid gametes, making statement I correct. However, it is DNA, not RNA, that is replicated during the S-phase (making II false); it is the homologous chromosomes (not sister
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