Answer:
II, III, IV, I
Explanation:
Blood pressure regulation is an example of negative feedback mechanism. When the blood pressure is low, sensor in the blood vessels called baroreceptors detect this and send a signal to the control center which is the hypothalamus.
The hypothalamus compares the current blood pressure with the normal and proceeds to send signals to the heart, as well as blood vessels and kidneys. The heart begins to beat faster, thereby increasing the heart rate and a a result, blood pressure goes back up to normal.
The Amish have a genetic trait called polydactyly which is rare among other populations of people. This means that a person can 6 fingers, usually an extra thumb. This kind of evolutionary effect that is exhibited in this specific example is called the Founder effect. This happens when there is a small number of colonizing ancestors.
Answer:
300 mOsM
Explanation:
The application of osmotic equilibrium comes in.
Using the equation; solute/volume = concentration
S/V =C
Answer:
Sediment
Explanation:
Which of these could you find in the benthic zone of a lake? Sediment.
The optimal pH for trypsin is 8. It is found in the small intestine and digests proteins and polypeptides there.
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