What are antibodies composed of? A. A constant, a variable, and an intermediary lipid chains.
B. A constant, a variable, and an intermediary polypeptide chains.
C. Two light and two heavy polypeptide chains.
D. Two light and two heavy nucleic acid chains.

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

multiply it by 5 in order for you to understand i cant give an exact answer.

you know that this symptom is misleading and quite often is related to: heart attack

a heart attack is a condition that occurs when the blood flow that transports oxygen to the heart muscle is damaged or cut off completely. the coronary arteries that supply the heart muscle with blood flow can be blocked by the accumulation of plaque. also, when the plaque within the heart artery breaks, it creates blood clot that can also hinder the blood flow. men that are over 45years of age and women that are over 55years of age are at risk of having a heart attack. the symptoms of a heart attack include chest discomfort, chest pain, coughing, and shortness of breath.