Atp molecules are needed to start a). the krebs cycle b). glycolysis c). the electron transport chain d). none of the above

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.