AP Biology: Unit 1 Review (CED)

Front

What macromolecule contains phosphorus?

Back

Nucleic Acids

Front

What is a key difference between DNA and RNA?

Back

DNA contains deoxyribose sugar, while RNA contains ribose sugar.

Front

What type of bonds make water polar?

Back

Polar covalent bonds.

Front

In which direction are new nucleotides added during DNA/RNA synthesis?

Back

New nucleotides are added to the 3' hydroxyl.

Front

Which macromolecules contain nitrogen?

Back

Nucleic Acids and Proteins.

Front

What is the structure of a nucleotide?

Back

A nucleotide consists of a sugar, a phosphate group, and a nitrogenous base.

Front

What are the four main types of macromolecules?

Back

Carbohydrates, Proteins, Nucleic Acids, and Lipids.

Front

What is the primary function of proteins?

Back

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

Front

What is the role of nucleic acids?

Back

Nucleic acids store and transmit genetic information.

Front

What is the difference between purines and pyrimidines?

Back

Purines have a double-ring structure (Adenine, Guanine), while pyrimidines have a single-ring structure (Cytosine, Thymine, Uracil).