Is the leading cause of preventable blindness in children.
a. iron-deficiency anemia
b. iodine deficiency disorders
c. vitamin a deficiency
d. protein-energy malnutrition

What are genotypes? what are phenotypes?

Aperson is outside exercising. body temperature begins to rise, and the person starts to sweat. their body temperature then returns to normal, and the body stops sweating. a positive b negative c allosteric d homeopathic

One of the reasons that stars are so large is because