Chapter 2 Study Guide - The chemistry of life

Front

What are polymers composed of?

Back

Polymers are composed of monomers.

Front

What is a hydrogen bond?

Back

A hydrogen bond is the attraction between a hydrogen atom with a partial positive charge and another atom with a partial negative charge.

Front

What is adhesion?

Back

Adhesion is the force of attraction between different kinds of molecules.

Front

What charge does a proton have?

Back

A proton is positively charged.

Front

What is the pH range of chlorine bleach?

Back

Chlorine bleach has a pH between 11 and 13, making it a base.

Front

What are the building blocks of proteins?

Back

The building blocks of proteins are amino acids.

Front

What is the role of enzymes in chemical reactions?

Back

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

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the significance of water's polarity?

Back

Water's polarity allows it to form hydrogen bonds, making it a versatile solvent.

Front

What is a substrate in a chemical reaction?

Back

A substrate is the reactant that an enzyme acts upon.