Ribbon models of proteins highlight ________
a. 3-D structures such as helices or sheets
b. amino acid sequences
c. bonding between individual atoms
d. crevices and folds
a
You might also like to view...
What is a tumor marker/therapeutic target?
a. Related to genetics b. chemicals or proteins found in the blood c. signs of infection d. external growths
A group of an interbreeding natural population that is reproductively isolated from other such groups is called a
A) species. B) tribe. C) genotype. D) community. E) genus.
Among non-mammalian vertebrates, the cloaca is an anatomical structure that functions as _____
A) a specialized sperm-transfer device produced only by males B) a shared pathway for the digestive, excretory, and reproductive systems C) a source of nutrients for developing sperm in the testes D) a gland that secretes mucus to lubricate the vaginal opening
Answer the following questions true (T) or false (F)
1. The chitin that makes up the exoskeleton of insects is a polymer of amino acids. 2. Glycogen is the carbohydrate found in plant cell walls. 3. Cholesterol is used to make other steroids in the body.