Answer:
The attraction among molecules of a substance is called cohesion. Cohesion due to hydrogen bonds makes water molecules "stick together". The attraction among molecules of different substances is called adhesion.
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Answer:
3D printing is ushering in a new era of efficiency, cost-effectiveness and convenience in the medical industry. ... As the technology evolves into a more practical and efficient system, so also will drug manufacturing, organ transplantation and other fields of medicine
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I believe the correct response is D. A single variable.
Answer:
C
Explanation:
The helix has to unwind before separating. Once it's separated, then new bases can be added. Once the bases are added, the separate strands wind into helices.
