So weather is basically day to day forecast (rain, sun, clouds) while climate is the all forecasts of an area over years. That’s a simple answer but I hope it helps!
Answer:Institutional Animal Care and Use Committees ( IACUC).
Explanation: it was formally introduced in 1986 with an amendment to the Animal Welfare Act and corresponding changes in U. S. public health service policy. It is the committee that investigates researcher to know if they are properly trained to perform animal procedures, as required by law.
Answer:
Hormones, Cell receptor and glands
I believe it would be Mitochondria