What type of bond holds the nitrogen bases together across the DNA's two strands of nucleotides? *
Covalent
Peptide
Nitrogen
lonic
O Hydrogen

What happens whenever a net force acts on an object

Name the glands associated with human digestive system

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above