Cells Vocab, pt. 1

the movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energy.

• homeostasis

• diffusion

• facilitated diffusion

• active transport

the basic unit of a chemical element.

• atom

• element

• chemical

• protein

pure substance that consists entirely of one type of atom

• chemical

• element

• atom

• macromolecule

a molecule containing a very large number of atoms, such as a protein, nucleic acid, or synthetic polymer.

• protein

• lipid

• macromolecule

• carbohydrate

ribonucleic acid; single-stranded nucleic acid that passes along genetic information

• RNA

• DNA

• protein

• ribosome

the molecule that is produced when ATP is split to yield energy

• NADPH

• DNA

• GDP

• ADP

deoxyribonucleic acid; A complex molecule containing the genetic information that makes up the chromosomes.

• RNA

• GNP

• DNA

• UTP

macromolecule made mainly from carbon, oxygen, and hydrogen atoms; includes fats, oils, and waxes

• carbohydrate

• lipid

• nucleic acid

• protein

macromolecule comprised of chains of amino acids that the body uses to build and maintain its cells and tissues

• lipid

• carbohydrate

• nucleic acid

• protein

monomer of proteins

• carbohydrate

• lipid

• amino acid

• monosaccharide