Answer:
Proteins contain the elements carbon, hydrogen, and oxygen just as carbohydrates and lipids do, but proteins are the only macronutrient that contains nitrogen. In each amino acid the elements are arranged into a specific conformation around a carbon center.
It is both a Parasitic and segmented
Answer:
True
Explanation:
You have to consume them because your body does not make then naturally.
2. Some common examples include soil erosion or drastically changed climate patterns, particularly where it concerns agriculture.