In my opinion, the best answer among the choices listed above is option D. The reason why scientists use models because they can <span>represent things that are too small to see. Models are used to describe and explain certain phenomena. Hope this answers the question.</span>
Tachycardia is a condition when the heart rate is greater than 100 beats per min at rest. The electrocardiogram is a diagnostic tool that measures and records the electrical activity of the heart. Bradycardia on the other hand is when the heart rate is slower than normal. The Tachycardia and bradycardia can arise from either the SA node or from other areas of the cardiac.
<span>There is a herbicide poison spill and all the grass is killed. It will make all of the consumers who depends on the gras will get decreased. If they saw some consumers dies by eating the grasses affected by herbicide posion, they will move far away from it</span>
Flowering plant. Hope this helps
Answer:
villi is used and is very imp as it has structure like finger type which help for increase in surface area for more absorption and less wastage of water/minerals