Question

how do animals breathe​

Answer 1

Answer:

Well, respiration usually requires oxygen, and animals get their oxygen by breathing. Read on to find out more! All vertebrate animals that live on land have lungs. When we breathe in, the muscle below the rib cage (called the diaphragm) is pulled down, and air gets sucked into the rib cage, filling the lungs.

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Answer 2

Answer:

Animals need oxygen (O) to survive. In fact, all organisms need oxygen to complete the process to burning glucose for fuel. Even protists and plants need oxygen, but as you become more active, you need a lot of oxygen.

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