D. an insertion or a deletion
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For example
<span>bacteria in our stomachs, intestines, etc. help us digest food, and we give them a place to stay.</span>
D.) These features may aid in the plant's reproduction
<u>Plant reproduction is the process by which plants generate new individuals. The fact that the plants have developed blue flower petals and a place for bees to land is an example of the aiding in the plants reproduction. </u>
water added and bond has been broken so its hydro-lysis. you got it?
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