I’m not 100% sure but it may be 1,000
Answer:
Negative
Explanation:
As the salt levels get higher, the saltier the inside of the fish get, and the lower the salt levels get. Since the increase in the original thing leads to a decrease in it later, this is a negative feedback loop. Hope this helps!
Tadpoles have gills allowing them to breathe underwater while frogs have lungs. Tadpoles have tails and fins to help them swim while frogs have arms and legs.
Answer:
Bile is produced by the liver and concentrated and stored in the gallbladder.
Answer:
A because those are even numbers that are half or close to 100
