Answer:
I think B because white blood cells fight off bacteria and stuff. I hope this is right for you! if not I am sorry! Have a great holiday.
Answer:
kg
Explanation:
the base unit of mass is kilograms (kg)
Answer:
it has both good and bad
Explanation:
Cholesterol is a type of fat in our bodies. It helps us do a lot of things: build cells, digest food, and make hormones.
While cholesterol is needed for our body to function properly, too much of it can be bad. High cholesterol can cause serious problems in our blood, like clots, plus heart and brain issues.
Answer:
Charles Darwin is best know for Natural selection