7.Cell Division
Qno.1. Choose correct option A. The connecting link between Meiosis-I and Meiosis-II is ............... a. interphase-I b. interphase-II c. interkinesis d. anaphase-I B. Synapsis is pairing of ............. a. any two chromosomes b. non-homologous chromosomes c. sister chromatids d. homologous chromosomes C. Spindle apparatus is formed during which stage of mitosis? a. Prophase. b. Metaphase . c. Anaphase. d. Telophase. D. Chromosome number of a cell is almost doubled up during ............... a. G1-phase b. S-phase c. G2-phase d. G0-phase E. How many meiotic divisions are necessary for formation of 80 sperms? a. 80 b. 40 c. 20 d. 10 F. How many chromatids are present in anaphase-I of meiosis-I of a diploid cell having 20 chromosomes? a. 4 b. 6 c. 20 d. 40 G. In which of the following phase of mitosis chromosomes are arranged at equatorial plane? a. Prophase b. Metaphase c. Anaphase...