What would have to happen to ALWAYS produce colorblind male offspring?

Which codon is the code for the amino acid histidine (his)?

The transport tubes from food came down the plant are called?

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