The -S- shaped growth curve and grand period of growth may change with

Options

A. Sudden fluctuation in light intensity
B. Change in temperature
C. Fluctuation in humidity
D. It remains unaffected

Answer

D

Explanation

The total time during which the growth takes place is called as the Grand period of growth. The sigmoid curve represents the integrated sum of the curves for each growing organ and cell may alter growth rates but not the sigmoid form of the growth curve.