I think the statement “the human digestive system is very efficient at squeezing everything it can out of any food?" refers to the way the stomach is good at absorbing the wanted nutrients and keeping them in the body, while disposing of the unwanted waste and toxins. The biomolecules are broken down to preserve only certain nutrients within the molecules.
If a single <span>mutation turns off the growth of some pairs of legs within an organism a hox gene will most likely be affected. so the answe is (b)
</span>
B goes to the second one A goes to the first one D goes to the third one and C goes to the fourth one I believe. I hope that helps
Answer:
That won't run out in our lifetime. It can replenish itself naturally.
Explanation: