Answer:
Size of particle.
Explanation:
Size of the particles that are diffusing is the factors that greatly affect the rate of diffusion. The rate of diffusion decreases if the thickness of the membrane becomes doubled while on the other hand, if the surface area of the membrane increases it doubled the rate of diffusion of the cell. If the size of particles is very small so it will diffuse if the membrane has double thickness.
C. The associates proteins are histones
<span>The lymphatic system is considered as the subsystem of the circulatory
system that is composed of networks of vessels, tissues and organs in vertebrates.
Its anatomy is composed of lymph nodes and lymphatic vessels which connect the
other parts systematically. A picture of the lymphatic system is attached below.</span>
The correct answer is probably mammary glands, given that you provided very little context. It is a proven fact that almost every female mammal has mammary glands — and out of the other choices, most organisms do not have lungs, large brains, or placentas.
Chest compressions are meant to continue the circular of blood through the body so none of the ads answers are explicitly correct but A pump the heart is the most accurate I can vouch for
