DNA repair
DNA repair refers to a collection of processes by which a cell identifies and corrects damage to the DNA molecules that encode its genome . In human cells, both normal metabolic activities and environmental factors such as UV light can cause DNA damage, resulting in as many as 1 mil more
Metabolism adenosine triphosphate , a central intermediate in energy metabolism.
Metabolism is the set of chemical reaction s that occur in living organism s in order to maintain life . These processes allow organisms to grow and reproduce, maintain their structures, and respond to their environme more
Elias Ashmole
, c. 1681, below.
Elias Ashmole (23 May 1617 – 18 May 1692 ), the celebrated English antiquary , was a politician , officer of arms , student of astrology and alchemy , and an early speculative Freemason . He supported the royalist side during the English Civil War , and at the more
Anabolic steroid
, transporting 5α-dihydrotestosterone .
Anabolic steroids, also known as anabolic-androgenic steroids or AAS, are a class of steroid hormone s related to the hormone testosterone . They increase protein synthesis within cells, which results in the buildup of cellular tissue (an more
Action potential . B. Actual recordings of action potentials are often distorted compared to the schematic view because of variations in electrophysiological techniques used to make the recording
An action potential is a "spike" of positive and negative ionic discharge that travels along the membr more