Essential amino acids cannot be produced by the body so they must come from our diet we can get them from eating foods that contains which bio molecule

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

Cells destroy body cells infected by a virus or bacteria.

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.