Question

In fern plant, number of chromosome in its leaves is 30. What will be the number of chromosome in prothallus and root cells respectively?

• A. 30, 15
• B. 30, 30
• C. 30, 60
• D. 15, 30

Answer 1

The correct option is D 15, 30

In the given fern plant, the number of chromosomes in its leaves are 30, while the number of chromosomes in prothallus and root cells are 15 and 30 respectively as prothallus is haploid (n) and root is diploid (2n).