Question

Root cells of wheat has 2n = 42 chromosomes. Which one of the following is the basic chromosome number of Wheat ?

• A. 7
• B. 14
• C. 21
• D. 42

Answer 1

Answer: (A)

7

Answer 2

For wheat, $2n = 6x = 42$
$? x = 7$
$?x?$ represents basic or genomic number.