Sugars are large, hydrophilic molecules that are imporatant energy source for cells. how can they enter cells from an enviorment with a very high concentration of sugar
a- simple diffusion
b- osmosis
c- active transport

answer: 4

explanation: 8

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: