You would definitely underweight. The villi in your small intestines increase intestinal absorptive surface area approximately 30-fold and 600-fold respectively. This provides exceptionally efficient absorption of nutrients in the lumen. This increases the surface area for food to be absorbed. So if there were to be less villi you would underweight.
Diseases like diabetes and asthma are genetically transmitted and there is nothing that can be done to reverse genetic coding
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Your answer would be B : resting heart rate The reason why this is your answer is because are body need the oxygen to keep your body flowing from not having a storke