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ale4655 [162]
3 years ago
9

The most widespread negative health impact of air pollution is the

Biology
1 answer:
emmainna [20.7K]3 years ago
7 0
<span>Chronic stress that weakens systems in the body.</span>
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Complete the sentences. Each term may be used more than once.
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Answer:

The correct answer is -

1. right-handed

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Explanation:

In a circular bacterial chromosome, the structure of DNA is a right-handed double helix In a circular bacterial chromosome.

If DNA is twisted in the right-handed direction, it becomes overwound. Overwinding results in positive supercoiling takes place. If DNA is twisted in the left handd direction, it becomes underwound. Underwinding results in negative supercoiling.

f. One effect  negative supercoiling in bacterial chromosomes is to promote separation of the two strands of DNA in the double helix

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irakobra [83]
I don't know, maybe because of the way we see animals. Not as our equal parts 
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4. p.complement system c.saliva b.sneezing

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What does invasive species mean
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Invasive species" is defined as aspecies that is: 1) non-native (or alien) to the ecosystem under consideration and. 2) whose introduction causes or is likely to cause economic or environmental harm or harm to human health.
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