What happens to the products of the krebs cycle? most become reactants in protein synthesis. most become reactants in the electron transport chain. they are released into the cell cytoplasm. they are stored in vacuoles and removed from the cell.

The answer should be c.

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .

A.(nh4)(2co3)is the correct answer 

A1 a 2 a 3 ooh lol i think that's it