Q1. Which bond is responsible for base pairing in DNA?A. Peptide bondB. Hydrogen bondC. Phosphodiester bondD. Disulfide bond
Q2. Which amino acid side chain contains a benzene ring?A. SerineB. MethionineC. PhenylalanineD. Aspartic acid
Q6. Which protein is responsible for carrying oxygen in red blood cells?A. CollagenB. MyosinC. HemoglobinD. Keratin