Answer:
<u>A chemical bond between the phosphate group of one nucleotide and the sugar of a neighboring nucleotide holds the backbone together. Chemical bonds (hydrogen bonds) between the bases that are across from one another hold the two strands of the double helix together.</u>
Explanation:
provide the barrier that marks the boundaries of a cell.
Answer:
Explanation:
Well the question was a little unclear, but for disaccharides:
(alpha) Glucose + (alpha) Glucose = Maltose
(alpha) Glucose + Fructose = Sucrose
(alpha) Glucose + Galactose = Lactose
