Hope it will help you ...............
Internal means its on the inside
external means its on the outside
so an internal regulator is when the proteins respond to events on the inside of a cell
and an external regulator is when the proteins respond to events outside the cell
Answer:
A. active transport
Explanation:
active transport is the movement of a substance across a membrane against its concentration gradient.
hope it helps you
Because they want to know the existence of aliens
The word insulate means to protect from heat, cold,...
So when a can is insulated, means that is protected from heat.
So the answer is:
C. stays the same :)))
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