AP Biology Unit 1 Exam Review

Front

What is the monomer of a protein?

Back

Amino acid

Front

What type of bond is found BETWEEN water molecules?

Back

Hydrogen Bonds

Front

What reaction occurs when two amino acids form a peptide bond?

Back

Dehydration reaction between the carboxyl group of one amino acid and the amino group of another.

Front

What is the term for water molecules sticking to other water molecules?

Back

Cohesion

Front

What is hydrolysis?

Back

A chemical process that splits a molecule by adding water, such as the digestion of sucrose into glucose and fructose.

Front

What is the primary structure of a protein?

Back

The sequence of amino acids in a polypeptide chain.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed.

Front

What is the difference between adhesion and cohesion?

Back

Adhesion is the attraction between different substances, while cohesion is the attraction between like substances.

Front

What is a polar molecule?

Back

A molecule with a partial positive charge on one end and a partial negative charge on the other, like water.

Front

What is a disaccharide?

Back

A carbohydrate formed from two monosaccharides, such as sucrose.