Help pleaseee The cell membrane is selectively permeable, or semipermeable, meaning that

A)all substances can cross at any time.
B)large molecules can pass through without help.
C)only water can cross.
D)it only permits certain substances to cross.

It is definitely D

Explanation:

the term semipermeable means it only allows SOME things to go through

D, it only permits certain substances to cross.

Explanation:

This answer is similar to the one that I came across on Edge 2020

And I got it right

the answer is b

explanation:

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation: