Q1. Which amino acid is essential and contains a branched side chain?A. GlycineB. SerineC. AlanineD. Valine
Q2. Which nucleic acid delivers amino acids to the ribosome during translation?A. mRNAB. rRNAC. DNAD. tRNA
Q4. Which monosaccharide has a molecular formula of \( \ce{C5H10O5} \)?A. GlucoseB. RiboseC. FructoseD. Galactose
Q6. Which bond links the phosphate groups in a nucleotide?A. Hydrogen bondB. Phosphodiester bondC. Glycosidic bondD. Peptide bond
Q7. Which bond stabilizes the alpha-helix in proteins?A. Disulfide bondB. Hydrogen bondC. Ionic bondD. Peptide bond
Q8. Which biomolecule loses its biological activity when its tertiary structure is disrupted?A. EnzymeB. CarbohydrateC. Nucleic acidD. Vitamin