Which of the following is a major determinant of the distribution pattern of a population 1 social interactions
2 habitat area
3 rate of population growth
4 the age of the individuals

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

c.more precipitation,but only when emission levels.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

i dont know it at allnow im just getting points at this pint