Compression and stretching are actually caused by the stress on the both.
Compression happens on the side of impact and Stretching happens ont he side opposite to that of the impact.
<span>B. the complementarity of DNA and RNA
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Answer:
For example, addition of an orange chromic acid reagent to some compounds causes the chromium reagent to change to a blue-green color (Figure 6.37a). This is considered a "positive" test result, and in this case indicates the presence of a functional group that can be oxidized (alcohol or aldehyde).
Humans obtain nitrogen by eating other organisms.
