Answer:
the form of a sperm cell helps it to travel apon ejaculation and impregnation of a female.
Answer:
A
Explanation:
See a doctor to check yourself first because you may have injuries, you may not know.
Answer:
B
Explanation:
Prokaryotic cells do not have a nucleus
Prokaryotic cells lack many membrane-bound organelles thus they have no mitochondria
Answer:
Weathering is the breaking down or dissolving of rocks and minerals on Earths surface. Once a rock has been broken down, a process called erosion transports the bits of rock and minerals away. Water, acids, salt, plants, animals, and changes in temperature are all agents of weathering and erosion.
Explanation:
I hope to helped
It is usually the first sentence of the paragraph
