Question

During conjugation in Paramecium

• A. out of the four micronuclei formed, three degenerate
• B. out of six macronuclei formed, four degenerate
• C. zygote nucleus undergoes eight successive division in each conjugant
• D. out of 16 nuclei; only four degenerate

Answer 1

Answer: (A)

During conjugation in Paramecium, the micronucleus undergoes successive divisions one of which is meiosis. The four haploid daughter nuclei are formed out of them three degenerate and one divides from them and form two gametic nuclei one male and one female.