Cell theory

Biology

The study of life and living organisms

Carbonhydrates

Organic molecules that consist of a single simple sugar or chains of simple sugar molecules

proteins

organic molecules composed of folded chains of amino acids

lipids

hydroponic organic molecules, many of which include fatty acids as a primary component

nucleic acid

organic molecules that are composed of chains of nucleotides and store genetic information

cells

the basic units of life that make up all living organisms

nucleus

a structure within eukayotic cells that is surrounded by a double membrane and that contains the cells membrane

prokaryotes

single-celled organisms, such as bacteria and archaea, whose cells lack a nucleus

eukapyotes

organisms whose cells have a true nucleus, such as protists, animals, plants, and fungi

chromosomes

the DNA- containing structures within cells