Sickle cell anaemia is a genetic mutation in which the red blood cells of the human body contain abnormal haeme molecules.
They won't be able to carry as much oxygen as healthy red blood cells.
Answer:
The oceans could absorb less heat, leading to greater swings in temperature on land.
A. Weathering is the correct answer
<span>The difference between a predator and a parasite is that for a predator killing <span>the prey is necessary for consuming it, but for parasites it is not even <span>desirable because a parasite lives on or in its host.</span></span></span>