How is the circulatory system like a network of highways?

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The circulatory system can be thought of as a highway system that runs throughout the body. Circulatory system is analogous to a highway system: Just as highway systems transport people and goods through a complex network, the circulatory system transports nutrients, gases, and wastes throughout the animal body.

ok

explanation:

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah