Answer: A) i just did the test
Answer:a compound present in the body as a neurotransmitter and a precursor of other substances including epinephrine
Explanation:
It is called a semi-permeable membrane. Most eukaroytic cells have this.
Answer:1. alternating
2. direct
3. reservoir
4. Solar cells
5. The sun heats up the atmosphere as Earth spins, creating areas of high and low temperature. This temperature difference causes the wind to start moving through convection, which can then drive a wind turbine to produce electricity.
The answer is Uncontrollable cell division.
