Explanation:
The answer is A.
When the body temperature returns to normal,the respiratory system sends a message to the skeletal system to stop shivering.
Answer:
The DNA is not replicated by the way the cells are used to exist
A complex chemistry is most related to maintaining a stable internal environment.
Answer:
If they follow Mrs.Gren
Explanation :Mrs.Gren which stands for Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion and Nutrition. If it doesn't have these characteristics then its non- living.
An eon is 1.05 billion years and an era is 350 million years
