What holds the two strands of DNA molecules to each other. Hydrogen Bonds
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Motion is a change in position measured by distance and time. Speed tells us the rate at which an object moves.
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Parasitism is a relationship between two different organisms where one of the organisms actually harms the other through the relationship. The organism that is harming the other one is called a parasite. Examples of Parasitism: Fleas or ticks that live on dogs and cats are parasites.
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i would say broken bone but A maybe i think if its not right sorry
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and this is to other people dont comment on my stuff i post
