The correct answer is option A- HIV virus.
HIV virus is an example of enveloped virus, that has the ability to infect a host cell by attaching itself to it and fusing with the host cell. Once infected, the virus leaves the host cell and moves to another cells to infect them. The HIV virus contains glycoprotein spikes to attach to the host cell.
The greatest volume of blood is found in veins
Overfishing would result in an bottleneck effect as large number of fish is removed from a population of fishes. The size of the population has an larger effect on the amount of genetic diversity. Larger the population greater the genetic diversity.Due to overfishing, population would become smaller resulting in reducing genetic diversity. So the answer is B.
The statement is true. There are two main anabolic stimuli for muscle that is exercise and protein ingestion. Protein not only provides the building blocks for the muscle, but also provides the trigger to stimulate muscle protein synthesis. Muscle protein synthesis is the physiological process of adding new amino acids to muscle proteins and is the primary mechanism of muscle growth.