D, a net transfer of energy
Answer:
Cells are so little, so they can maximize their ratio of surface area to volume.
Explanation:
Smaller cells have a higher ratio which allows more molecules and ions to move across the cell membrane per unit of cytoplasmic volume. Cells are so small because they need to be able to get the nutrients in and the waste out quickly.
A solstice can be two things, the summer solstice and the winter solstice. it's when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days. however, an eclipse is when the earth, moon and sun align together blocking the sun's light which is why it's called an eclipse because it means hiding/blocking. :)
Your able to see things u cant with the naked eye.
The old moleule serves as a template.