Answer:
B
Explanation:
because that's what i would choose :)
Answer:
NA+ gates open and flow into the Sarcolemma of the muscle fiber.
Interphase and cytokinesis are preparing the cell to go through mitosis and multiply
Answer:
If the Earth was not tilted on its axis, there would be no seasons. And humanity would suffer.
Explanation:
When a Mars-size object collided with Earth 4.5 billion years ago, it knocked off a chunk that would become the moon. It also tilted Earth sideways a bit, so that our planet now orbits the sun on a slant.
Hope this helps!
Brain-List?
Hemoglobin is a special protein in the blood that captures and carries oxygen.