question_answer

If the chromosome number of leaf cell is 42 the chromosome number of root cell, microspore mother cell           and embryo respectively will be :

A)  42, 42, 42                           

B)  42, 21, 21

C)   21, 21, 21                          

D)  21, 21, 42

Correct Answer: A

Solution :

                 Leaf cell has diploid chromosome numbers = Root cell has diploid chromosome number= Microspore mother cell has         diploidchromosome numbers and embryo has diploid chromosome numbers =