Deoxyribonucleic acid (DNA) contains the genetic instructions for the development and function of living things. The main purpose of DNA in a cell is long term storage of information.
Cochlea! It amplifies sound too
Answer:
When a ligand binds to the GPCR it causes a conformational change in the GPCR, which allows it to act as a guanine nucleotide exchange factor (GEF). The GPCR can then activate an associated G protein by exchanging the GDP bound to the G protein for a GTP.
The number 45 means that the subject has 44 normal autosomal chromosomes (22 chromosomes pairs) plus one (1) good sex chromosome (out of the normal homologous pair). The X0 means that the subject, usually a female, lacks one sister chromosome of the homologous X chromosome pair, or has a partial X sister chromosome.
A because protons make the atom the element it is and the molar mass is made up by the neutrons and protons. The protons must stay the same to keep the same element and electrons hardly have mass so A