Answer;
The above statement is false
Explanation;
-The effects of malnutrition during critical periods are not reversible.
-Critical period is a finite period during development in which certain events may occur that will have irreversible effects on later developmental staff. Usually a period of cell division in a body organ.
-Effects of malnutrition includes; nervous system defects of the embryo , child's poor dental health , adolescent's & adult's vulnerability to infection , higher risk of diabetes, hypertension, stroke, or heart disease. These effects are irreversible.