Answer:
The main difference between plankton and nekton is that plankton are passive swimmers that are carried by the water currents whereas nekton are actively-swimming organisms that swim against the water currents.
Explanation:
B. Inter neuronas are responsible for sending messages from the spinal cord to the brain
It’s C. Breeders cross organisms with desirable traits
Answer:
dopamine
Explanation:When you take a substance your releseses dopamine and over time you need more stimulant to keep your brain satisfied hope this helps god bless
Answer:
Chyme
Explanation:
a thick semifluid mass of partially digested food and digestive secretions that is formed in the stomach and intestine during digestion. In the stomach, digestive juices are formed by the gastric glands; these secretions include the enzyme pepsin, which breaks down proteins, and hydrochloric acid.
