Answer:
Organ systems: human body and circulatory system
organs: heart
tissue: muscle
Explanation:
Hello There!
Carbohydrates are the body's primary and most immediate source of energy.
This is because carbohydrates are broken down by an enzyme called carbohydrase into glucose. Glucose is the immediate energy source.
Hope This Helps You!
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- Hannah ❤
The answer is D unrestricted whaling could lead to their extinction.
Answer:is there a graph or is it multiply question
Explanation: