Unit 1 AP Biology (Chemistry of Life)

Front

What are the four components bound to a central carbon in an amino acid?

Back

Amino group (NH2), carboxyl group (COOH), hydrogen atom (H), and R group (side chain).

Front

What sugar does DNA contain?

Back

Deoxyribose.

Front

What nitrogenous base is found in DNA but not in RNA?

Back

Thymine.

Front

What property of water allows it to be attracted to other water molecules?

Back

Cohesion.

Front

What is the monomer of proteins?

Back

Amino Acid.

Front

How do the strands of DNA and RNA differ in terms of structure?

Back

DNA is double-stranded, while RNA is single-stranded.

Front

What is the primary function of proteins in biological systems?

Back

To serve as enzymes, structural components, and signaling molecules.

Front

What is the role of ribose in RNA?

Back

Ribose is the sugar component of RNA.

Front

What is the difference between a saturated and unsaturated fatty acid?

Back

Saturated fatty acids have no double bonds between carbon atoms, while unsaturated fatty acids have one or more double bonds.

Front

What is the basic unit of nucleic acids?

Back

Nucleotide.