Microscope changed the course of scientific research by enabling scientist to see things and organism that can not be seen by our bare eyes
Explanation:
Poor mental health can be a risk factor for many conditions including chronic physical conditions which are leading a person to fail in social aspects of life. People who have chronic physical conditions are at risk of developing bad or poor mental health that will affect their social aspects because they can have lower self-esteem and feel bad about themselves so they will think that others will think that too.
Answer:
Girls have menstrual cycles because girls have changes of hormones in their body. The hormones make the lining of the uterus build up. This gets the uterus ready for an egg which when the egg is released it causes a period also known as a menstrual cycle which happens normally every month for at least 3-7 days.
Explanation:
Friends for sure what do they no compared to them