Question

How many divisions must occur in a cell of root tip to form 128 cells ?

• A. 128
• B. 127
• C. 64
• D. 3

Answer 1

The correct option is B 127

Root tip cells are somatic cells. Therefore, it will divide by mitotic division.

$1$ parent cell with form $2$ daughter cells. Then, we can calculate after $127$ divisions of cells it will form $128$ cells.

Therefore, the option (B) is correct.