In order for natural selection to occur, there must be variation within the population. Which statements are an accurate reflection of the relationship between natural selection and variation in the population? Select ALL that apply.

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.

golgi body just took the test on edge

a compound light microscope is used to magnify objects in steps.  

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