Nucleic acid that transmits genetic information.

Substance that is changed in a chemical reaction.

Contains a sugar, base, and phosphate group.

Measure of how acidic or basic a solution is.

Compound that has a pH of higher than 7.

Compound that has a pH of lower than 7.

Substance made of atoms that have the same number of protons.

Energy needed to start a chemical reaction.

Found in the outermost shell of an atom.

The macromolecule that is composed of carbon, hydrogen, oxygen, and nitrogen.

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