Which one?.

Protein provides 4 calories per gram. mary is on a diet that requires her to eat atleast 40 grams of protein each day. shes eaten 152 calories of protein today. how much more protein does mary need to eat to meet her goal?

Some infants in poorer households are not fed this important food for all babies. what is it? a. baby food b. breast milk or infant formula c. water. d. all of the choices are correct

How could natural selection best be used to explain the evolution of the white fur of arctic fox