Which of the following is/are true of pericytes?
a) they can generate new capillaries
b) they are contractile stem cells associated with capillaries
c) they stabilize capillary walls
d) all of these statements are true

D

Explanation:

all of these statement are true.they are multi functional mular cell of microcirculation.

mountains can affect the climate of nearby lands. in some areas, mountains block rain, so that one side of a mountain range may be rainy and the other side may be a desert. much of airborne moisture falls as rain on the windward side of mountains.

explanation:

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.