What effect does malnutrition during critical times of development in pregnancy have on the fetus? a. if the heart is impaired in early development it can be reversed with good nutrition. b. it is not a problem if the fetus has gained enough weight earlier. c. a surplus of nutrients will make up for a deficit at any time during development. d. impairment of the development of an organ is irreversible. e. teeth will develop after the baby is born?

The effect that malnutrition have on the fetus during critical development in pregnancy is that the impairment  of the development of an organ is irreversible. Maternal malnutrition can adversely affect the division and replication of cells in the embryo at this stage, impairing its development. The effects of malnutrition during critical periods of pregnancy are seen in defects of the nervous system of the embryo, poor dental health among other effects.