Answer:
The answer is "A"
Explanation:
They cannot make their own food, they are heterotrophs
They observe it, run tests on many different things, and do expirments
They have body fat level in the MARGINAL OR BORDERLINE ZONE. At this zone, the fat level in the body is higher than the acceptable levels but is less that the fat levels in the obese people. With this level of fat, one has higher risks for such diseases such as high blood pressure, heart diseases, etc.
<span>A six-carbon sugar is an example of a molecule </span><span>that can join with other molecules to form a carbohydrate such as starch or cellulose.</span>
