The number of chromosomes present in the resulting gametes after meiosis has -------- the number of chromosomes as the parent cell.
A diploid cell contains two pairs of homologous chromosomes. Each pair is heterozygous for a pair of alleles, Aa and Bb respect. After meiosis, how many different combinations of these alleles could be produced in the haploid daughter cells?
The genotype of a human zygote will differ from that of both parents. Which of the following does not contribute to this variation?
A research horticulturalist wants to propagate his experimental plant. He uses the cuttings of the plant and not the seeds because-
Which event occurs exclusively during meiosis?
Haploid number of chromosomes present in maize is 10. The number of chromosomes present in its zygote are-
A. 10
B. 20
C. 30
D. 5
Ans B