Answer:
Gravity?
Explanation:
Or it could be a non contact force.
The beginnings of a brain first become apparent around four weeks after conception when the neural plate folds to form the neural tube
Answer: <u><em>C. They can be six to twelve inches in length.</em></u>
Explanation: I got it correct on edmentum
It uses nephridium as the expiratory organ for flat worms
Answer:
Transcribed text From Image: A human cell placed into a hypertonic solution is likely to increase in size. burst as a result of osmosis. remain unchanged. lose water by osmosis.