AP Bio Review - Unit I (Chem of Life)

Front

What is the three-dimensional shape of a protein called?

Back

Tertiary structure.

Front

What type of reaction forms a peptide bond?

Back

Dehydration synthesis.

Front

What term describes a molecule that has both hydrophilic and hydrophobic parts?

Back

Amphipathic.

Front

In double-stranded DNA, what are the equal numbers of nucleotides called?

Back

Purines and pyrimidines.

Front

What type of reaction is dehydration synthesis?

Back

A reaction that involves the removal of water to form a bond.

Front

What is the primary structure of a protein?

Back

The sequence of amino acids in a polypeptide chain.

Front

What is the secondary structure of a protein?

Back

The local folding of the polypeptide chain into structures like alpha helices and beta sheets.

Front

What are the building blocks of proteins?

Back

Amino acids.

Front

What is the role of enzymes in biochemical reactions?

Back

To speed up reactions by lowering the activation energy.

Front

What is the difference between saturated and unsaturated fats?

Back

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