A. G. An explanation of the Genetic Code: DNA is a two-stranded molecule. Each strand is a polynucleotide composed of A (adenosine), T (thymidine), C (cytidine), and G (guanosine) residues polymerized by dehydration synthesis in linear chains with specific sequences.
Epinephrine is a hormone and a neurotransmitter that's also known as adrenaline. As an injectable medicine, such as EpiPen, epinephrine is used to treat life-threatening allergic reactions (anaphylaxis) caused by foods, insect bites, and other allergens.pinephrine is an FDA Pregnancy Category C drug, which means harm to an unborn baby can't be ruled out. It's not known whether epinephrine passes into breast milk or could harm a breastfeeding baby. Tell your doctor if you are pregnant, plan to become pregnant, or are breastfeeding before using epinephrine.
Epinephrine bound to Î²-adrenergic receptors on smooth muscle cells of the intestine causes them to relax. Another type of epinephrine receptor, the Î±2-adrenergic receptor, is found on smooth muscle cells lining the blood vessels in the intestinal tract, skin, and kidneys.