<span>It has influence on many things like economy, industry, transport and so on.
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Answer:
The big bang produced an imprint of leftover heat called CMB radiation
Explanation:
CMD is short for Cosmic Microwave Background
When boys go through puberty their voices change and they start to grow hair on different area of their body such as their chest, face and pubic area. Also they will start to get acne
I think the correct answer from the choices listed above is the last option. The control group to be used to test the hypothesis would be the swallows with average-length tails. A control group <span>is defined as the </span>group<span> in an experiment or study that does not receive treatment by the researchers.</span>
