12Which statement best describes the relationship that exists among proteins, DNA, and cells?

a. Proteins combine to produce cells, which produce DNA
b. Proteins are made up of DNA, which determines the cells that are produced.
cDNA is made up of proteins, which tell a cell how to function
d. Cells contain DNA, which controls the production of proteins.

C

Explanation:

A DNA is made up of proteins which was synthesized by ribosomes of the cell to produce mRNA and then these mRNA and used to catalyse the DNA production. DNA of a cell in the nucleus is the programmed individuality that controls, manages and organizes the entire cell to function and initiate celluar activities.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.