Answer:
The menstrual cycle provides important body chemicals, called hormones, to keep you healthy. It also prepares your body for pregnancy each month.
Answer:
D.medical transcriptionist at a hospital.
Explanation:
Answer:
Bacteria are singled celled. they can reproduce but be careful they have energy and causes from other sources. Virus arent considered living or alive, but they can live for so long and can affect others really fast.