That they are <span>caused by microorganisms.</span>
c. Adenomyomatosis. it's an abnormality of the gallblader mucosa
Vein because they have valves to prevent back flow of blood.
The carbon cycle describes the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere. Carbon is released back into the atmosphere when organisms die, volcanoes erupt, fires blaze, fossil fuels are burned, and through a variety of other mechanisms.
I would assume a population with greater diversity would survive above quantity because of the varying difference in the genetic capabilities.