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.
I think A is the answer its hard to explain but i hope this helped.
Answer:
Explanation:
TL;DR (Too Long; Didn't Read) The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.
This would be an example of ____________.
A) A deletion mutation.
Notice how the sequence continues after loss of the C in the middle. It will also shift the reading frame when translating, thus a frame-shift mutation.
