Answer:
Cells produce CO2 and use O2 thats why there is less oxygen in exhaled air bc cells used some and more CO2 bc body gets rid off extra CO2 like that
Explanation:
I hope I did't over complicate
Answer:
your body is attacked by its own immune system
Explanation:
your immune system overreacts and decides to attack your body mistaking healthy objects like skin to be something unhealthy like a virus.
Answer:
A) identical to its parent
Explanation:
It was produced through asexual reproduction.
