All of the following are diseases caused by viruses except: A strep throat
B) colds
C)chicken pox
D) influenza
E AIDS

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.