Biology

Compound with an amino acid group on one end and a carboxyl group other other end.

Basic unit of matter.

Compound made up of carbon, hydrogen, and oxygen atoms; major source of energy for the human body.

Biggest part of a unit

Form of reproduction in life

Substance that speed up the rate of a chemical reaction.

Links that hold together atoms in compounds.

Negatively charge particle; located outside the atom nucleus.

Substance consisting entirely of one type of atom.

Protein that acts as a biological catalyst.

What every living  thing  needs to survive.

Macromolecule made mainly from carbon and hydrogen atoms; includes fats, oil, and waxes.

Colorless, orderless flammable gas.