Question

complete the table to compare the structures of a carbohydrate and dna.

	carbohydrate	dna
has two strands of nucleotides joined together
forms a double helix

Explanation:

Carbohydrates are not composed of nucleotides and do not have nitrogen - containing bases or form double - helices. DNA has two strands of nucleotides joined by hydrogen bonds between nitrogenous bases and forms a double - helix structure.

Answer:

	Carbohydrate	DNA
Has two strands of nucleotides joined together	No	Yes
Forms a double helix	No	Yes