As far as I know, the adrenal glands, when submitted under pressure such as the one described in the example, secrete a substance known as epinephrine which has the tendency of increasing the affected person's heart rate and breathing.
Answer:

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The notes describe A- Gene flow. Hope this helps.
The three common elements seen in a majority of carbohydrates or sugars are Carbon, Hydrogen, and Oxygen.
The correct order is:
3. A. Design
1. B. Evaluate
2. C. Asses
5. D. Implement
4. E. Adjust
6. F. Monitor
I believe it is the retina that changes shape to focus on distant objects.