Answer:
Muscles can also receive messages from the brain when the body temperature decreases. They respond by shivering. Shivering causes the muscles to contract and relax quickly. This process generates heat.
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Answer:
B. The organisms are different subgroups of the same species.
Scientific law is the detailed explanation of observed phenomena. It is not explaning what is the cause of the phenomena. So , we can say that explanation of phenomena is the scientific theory. They are testable .
example : Theory of electricity, chemistry
In everyday language a theory means a guess or speculation. Everyday Theory introduces students to theory and how it applies to everyday life.
