True or false: the main function of proteins in a cell is to provide energy for daily activities.

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation. a. false b. true

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above