Due to the fact that the white blood cells can change their shape and squeeze in through smaller parts of the blood flow, they have the ability to protect the immune system from any infections. They able to move easily in the blood flow, meaning that they can stop any infections or illnesses that would have came the person's way. This is why a person that has more white cells is not ill that often because there are more cells able to reach that particular place of infection.
D) It enlarges continental landmasses and forms mountains along the edges of continents.
<em>Hope this helps!</em>
Answer: desert .
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Cell wall is the outer permeable covering in all pants and almost all prokaryotes ! cell wall are mainly made up of cellulose , sometime by chitin!!
Maltase - cleaves maltose into glucose
Sucrase - cleaves sucrose into glucose and fructose
Lactase - cleaves lactose into glucose and galactose