Ecosystem and pond,
not sure though but good luck !
Answer:
Father should give her healthy food
Explanation:
when mother eat healthy food the child which was in the womb of her will get nutritional energy then child health will be nice.
Answer:
it regulates the calcium levels in the blood
Explanation:
Answer:
Toxicity can be measured by the effect the substance has on an organism, a tissue or a cell. We know that individuals will respond differently to the same dose of a substance because of a number of factors including their gender, age and body weight. Therefore a population-level measure of toxicity is often used
Explanation:
<em>when two reproductive cells join together they simply cross over their chromatids exchanging characteristics so new individual has the characters of both mother and father...</em>
