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GrogVix [38]
4 years ago
5

Choose the best description of an umbra.

Biology
1 answer:
nirvana33 [79]4 years ago
6 0

the darkest part of the shadow

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A. produce larger materials from the collision of smaller materials

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The Genectic units called ________ are made of sugar, a(n) ________ Group, and a(n) ________ base.
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