Theories basic to all of the life sciences include the cell theory because all living things are made up of cells.
Hypothalamus; pituitary gland
Hypothalamix-pituitary-adrenal axis is a complex set of direct influences and feedback interactions among the three organ components which are the hypothamus, pituitary gland and adrenal gland. These organ and their interactions forms the HPA axis that controls the reaction to stress and regulates many body processes,including digestion, immune system mood and emotions
Answer: True
Explanation: Hope this help :D
Experiment , because a law is after a certain thing is well studied and now they could make conclusions. An example would be something like observing a wart and then experimenting what could work to cure the wart .