After learning that you get your traits from your parents, a student is convinced he is adopted because both of his parents have brown eyes (dominant trait), but he has blue eyes (recessive trait). how it is possible that he is a biological child of his parents?

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

Knowing the importance of the essential elements, why would someone chose a diet that does not address all of them?