Females have two X chromosomes while males have one X and one Y chromosome
True they are in the heart as well as the rest of your body
Answer:
The World Health Organization defines health as "the state of complete physical, mental, and social wellbeing and not merely the absence of disease or infirmity." In either sense, health is a state of action that includes prevention, care, and individual responsibility to achieve optimal health.
Explanation:
A control group is important to a controlled experiment because it is used in an experiment to establish its validity.
