Biology Chapter 2 Vocab -Alena

A hydrophobic macromolecule that readily dissolves in nonpolar environments.

Molecule composed of carbon, hydrogen and oxygen in which there are twice as many hydrogen atoms as oxygen atoms.

When molecules of a substance are attracted to other similar substances

When molecules of a substance are attracted to its own molecules.

A group of atoms that form a unit with specific chemical properties.

A pure substance that is composed of a unique kind of atom

The process by which DNA is used to produce mRNA.

A sequence of nucleotide bases on DNA that codes for a macromolecule.

Having a tendency to repel water.

Having a tendency to be attracted to water.

A complex polypeptide that plays a role in the chemistry of an organism.

The process by which DNA is copied to produce two duplicate double helixes.

The smallest stable unit of all matter which is comprised of protons, nuetrons and electrons.

The process by which the information on mRNA is sconverted into a specific sequence of amino acids to form a protein.

A substance that contains two or more atoms from different types of elements held together by chemical bonds.

A form of matter that has characteristic chemical properties