Question

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What is blood ?













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Answer 1

Answer:

Blood, fluid that transports oxygen and nutrients to the cells and carries away carbon dioxide and other waste products. Technically, blood is a transport liquid pumped by the heart (or an equivalent structure) to all parts of the body, after which it is returned to the heart to repeat the process.

Answer 2

Blood is a fluid which carries oxygen in a body.

• Human blood is red in colour.
• Some octopuses have purple blood.

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