Breathing is an essential part of the works of the body. If you go a long time without breathing, you’ll die. The reason why you can go a long time without eating is because your body stores the fat to keep you going. Breathing is kind of the building block of the body.
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by having students draw germ cells and gemetes containing chromosomes with labelled alleles , instructors can assess student understanding of the structure of chromosomes .
ions are electrically charged particles formed when atoms lose or gain electrons
A chemical reaction happens
