The answer to this question would be fight or flight mechanism, which will increase heart rate and judgment time.
The sympathetic nervous system will be activated when something threatening and helping the organism to make a fast decision. In this condition, the heart rate of the individual will be increased and the heart will pump more blood so you can do much more work than normal condition.
In this state, the individual will fight the threat or simply running away from it.
Answer:
1) The rocks are probably the same age.
<u>If two rocks both contain the same type of index fossil, their age is probably very similar.</u>
2) Eon
Definition of Eon: An immeasurably or indefinitely long period of time
You repeated the same question twice but the answer is hypothesis.
Answer:
Exercise strengthens your heart and improves your circulation. The increased blood flow raises the oxygen levels in your body. This helps lower your risk of heart diseases such as high cholesterol, coronary artery disease, and heart attack. Regular exercise can also lower your blood pressure and triglyceride levels.
Explanation: