Assume as what happens in a pot of water as it get heats.. hot becomes less dense, rises and cools, becoming more dense then sinks- that's called CONVECTION
So D- is the right answer
Answer:
D.) Matter.... would be your answer
It's D because it's found in the <span>cell's plasma membranes (at high concertration levels)
Hope this helps!! :-)</span>
This is an example of adaptation. by hiding in the plain sight,they not only avoide the enemy that might be looking to eat them,but also stay undetected to their own preys. that way they can hunt without being sighted. they adapt to the conditions around them and make the best use of it.