Answer:
They protect the body from infectious agents.
And
They signal the immune system to destroy pathogens.
Explanation:
I HOPE THIS HELPS
Answer: Yes.
Explanation: Microtubules are part of the cytoskeleton, a structural network within the cell's cytoplasm.
Answer:
Explanation:
They are found only in the zone of maturation, and not the zone of elongation, possibly because any root hairs that arise are sheared off as the root elongates and moves through the soil. Root hairs grow quickly, at least 1μm/min, making them particularly useful for research on cell expansion.
Answer:
Gravitational force
Explanation:
Gravitational force is the force that attracts an object down to the earth. It’s also the reason why we don’t float on this planet. This force is also why anything that isn’t thrown up must come down.
In space and other planets with little or no gravitational force ,organisms float over there which makes its inhabitation by organisms very difficult.