Describes amino acids that are joined together.
Lipid
Nucleic acid
Polypeptide
Gene

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

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

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity