Answer:vitamin Y and vitamin Z are the essential nutrients.
Explanation:
When the researcher treated the mouse cells in the absence of vitamin W and X, the cells survived but when he eventually removed vitamin Y and Z the cells died. This implies that for the cells to grow and survive Vitamin Y and Z which are the essential Vitamin needs to be present. Thanks alot. I hope it helps!
heredity is something you get from your parents and they got from theirs etc their like genes Some aspects of personal health are determined by heredity. Certain diseases are a direct result of heredity, while others are determined in part by heredity and by the lifestyle choices and environment of an individual. Heredity is not the only factor that influences personal health, but it does have a significant impact on it.
A mouthpiece would be the most appropriate in lacrosse