What is a gene, and what does it do?
A. A gene is a section of RNA that builds proteins.
B. A gene is a chromosome that contains instructions for building DNA.
C. A gene is section of a chromosome that contains instructions for building a protein.
D. A gene is a protein that speeds up chemical reactions.
C. A gene is section of a chromosome that contains instructions for building a protein.
Genes are segments of DNA located on chromosomes that contain the instructions for building proteins. These proteins carry out various functions in the body, such as regulating chemical reactions, building tissues, and controlling growth and development.