General is to army as is to body.
A. immune system
B. heart
C. nervous system

Match the digestive enzymes to the macromolecules they to digest. break down fats into glycerol and fatty acids break down carbohydrates into simple sugars break down nucleic acids into nitrogenous bases and simple sugars break down proteins into amino acids

Which element provides strength to the exoskeleton of clams and oysters

What occupation did muhammad have before the first revelation