Nucleic Acids

Nucleic acids are polymers. They are made up of lots of _______, which are monomers.

• Lipids

• Glycoproteins

• Nucleotides

• Amino acids

Which component is not a part of a nucleotide?

• Ribose sugar

• Amino group

• Nitrogenous base

• Phosphate group

How are nucleotides linked together in a DNA molecule?

• Hydrogen bonding

• Peptide bonding

• Ionic bonding

• Dehydration synthesis

What type of bond holds the DNA strands together?

• Peptide bonds

• Hydrogen bonds

• Covalent bonds

• Ionic bonds

Which base does adenine pair with in DNA?

• Thymine

• Uracil

• Cytosine

• Guanine

Which sugar is found in RNA?

• Ribose

• Glucose

• Deoxyribose

• Fructose

Which nitrogenous base is unique to RNA?

• Adenine

• Uracil

• Cytosine

• Thymine

What is the main structural difference between DNA and RNA?

• DNA is double-stranded, RNA is single-stranded

• DNA is single-stranded, RNA is double-stranded

• DNA contains uracil, RNA contains thymine

• DNA and RNA are both double-stranded

What is the role of ATP in cells?

• Cellular movement

• Protein synthesis

• Energy transfer

• Genetic information storage

Tags

NGSS.HS-LS1-7

What happens when ATP is used for energy?

• It becomes ADP by losing a phosphate group

• It becomes AMP by gaining a phosphate group

• It is broken down into nucleotides

• It synthesizes new DNA strands