Carbohydrates are an important type of molecular compound
Answer:
nucleic acids, proteins, carbohydrates and lipids
Answer: C. Oxygen delivery to muscle is increased when more carbon dioxide is produced by the muscle.
Explanation:
When someone is doing an exercise, for example, his heart rate increases. This increases the rate at which oxygen is carried from the blood to the muscles and carbon dioxide is moved from the muscles to the lungs, where it will be breathed out.
Answer: Maple syrup, sap/resin, chlorophyll.
Explanation: All three of these products can naturally be found in the trunk/leaves of a tree. However, if you are looking for products made from trees, here is a list:
Wine Cork
Natural Aspirin and Acne Medication.
Sponges
Chewing Gum
Carnauba Wax
Henna Dye
Rubber
Paper
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