Several factors affect the rate at which enzymatic reactions proceed - temperature,pH<span>, enzyme </span>concentration<span>, </span>substrate concentration<span>, and the presence of any inhibitors or activators.</span>
Answer:
Voluntary is something that contracts consciously, any skeletal muscle. Involuntary contracts on its own, like cardiac and smooth muscle. Cardiac being your heart of course and smooth being organs, like small intestine.
The answer is B) loss of plants and animal species.
Other people earning money off of cutting down rain forest trees don't care. In this case since the question is saying "...do many people..." So many people care for the animals and species. So I believe the answer is B.
Mona!! Seems really easy to do!!