Answer: <em>I think is point a), not sure.</em>
Explanation:<em> if they drive at the same speed, they be closests to a).</em>
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Answer:
Abiotic factors in this ecosystem :
- Rain
- Wind
- Temperature
- Altitude
- Soil
- Pollution
- Nutrients
- Types of Soil
- Potenz of Hydrogen (pH)
- Sunlight
hope it helps!
Answer:
Explanation:
1) Excitation brings about contraction.
2) Contraction leads to an increase in blood pressure.
3) Changes in blood pressure results in the opening and closing of the heart valves.
4) The opening and closing of heart valves then regulates the flow of blood and it's volume.