Answer: a hypothesis.
A hypothesis means a theory or a guessed explanation made, based on limited evidence as a starting point for further investigation.
Artificial active immunity. I'm a bio major, hope I helped :)
Answer:
the process which includes as growth, differentiation, respiration, digestion, and excretion during their life time is life process.
Answer:
the main body system is circulatory system?
Global Warming is considered a man man treat because of the overuse of electricity and water that end up back into the ocean.
