Question

what are the circulatory system of toad?
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Answer 1

Explanation:

Circulatory system is the internal transport mechanism by which nutritive materials, hormones, waste products, carbon dioxide and oxygen are conveyed to the different parts of the body. The cardiovascular system of toad is well-developed. This system is composed of three main components: blood, heart and blood vessels.

Answer 2

Answer:

Frogs are amphibians and have a closed circulatory system. Unless there is an abnormal mutation present, frogs only have one heart to pump blood throughout the body. A frog has a three-chambered heart. The chambers include two atria and a ventricle

Explanation:

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