1. Organic compounds that contain carbon, hydrogen and oxygen and are the main source of energy for the body.
= CARBOHYDRATES
2. Inorganic substances found in foods needed for growth, regulation and development.
= MINERALS
3. Organic substances found in foods that aid enzymes. = VITAMINS
4. Fats, oils, and waxes that are insoluble in water. = LIPIDS
5. Organic compounds composed of amino acids that form the structure of the body.
= PROTEINS
6. Proteins that help drive the chemical reactions that occur in the body.
= ENZYMES
7. The conversion of the energy found in foods into a usable form of energy for the body.
= METABOLISM
The layers are old and have cracks in it.
It will be negative feedback, because it doesn't happen at a constant rate. Unlike giving birth, lt is considered a positive feedback because the body needs it for delivery.
Answer: D
Explanation: It would be D because it has a larger amount and all species vary and leaves can be exactly the same they change color and evolve into different shapes