Awhat is a gene? what is an allele? give an example of 2 alleles of a human gene.

How do accessory pigments chlorophyll?

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

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