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Goshia [24]
3 years ago
9

A substance that produces insensitivity or stupor is called a

Biology
1 answer:
WINSTONCH [101]3 years ago
5 0
Narcotic ............
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The formation of pyrimidine dimers results from which of the following?
umka2103 [35]

Answer:

exposure to ultraviolet radiation is a correct answer.

Explanation:

Ultraviolet light exposure results in the formation of pyrimidine dimers. Ultraviolet radiation damage the DNA by resulting in chemical changes.

Ultraviolet radiation is absorbed by the pyrimidine bases( cytosine and thymine in DNA) and result in the formation of covalent bonds between the succeeding bases.

The formation of the pyrimidine dimers results in the distortions of DNA helix and disrupt the base-pairing during the replication of DNA which results in a mutation.

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Which of the following statements is true concerning biodiversity?
Mamont248 [21]

Last one - Biodiversity is the diversity of species in an area, which makes an ecosystem better prepared for major changes

Explanation:

If one crop struggles to grow then there will be plenty of others to substitute it. If a prey animal is dying at a faster rate and harder to find, predators can have other prey options and so forth. Biodiversity makes it so ecosystems can get past change.

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3 years ago
Which of the processes of the water cycle car by releasing energy?
arsen [322]
Condensation, because when water vapor turns into water again it needs to release energy to do so. Its like turning ice into water again. 

I hope this helped ^_^
3 0
4 years ago
Scientists believe that the carbon levels in the atmosphere are growing, thus throwing off the stability of the Earth’s atmosphe
professor190 [17]

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There is overwhelming evidence that human activities, especially burning fossil fuels, are leading to increased levels of carbon dioxide and other greenhouse gases in the atmosphere, which in turn amplify the natural greenhouse effect, causing the temperature of the Earth's atmosphere, ocean, and land surface to

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How will the change in pH impact the functioning of cells? (Hint: Explain which biomolecules and what types of bonds in these bi
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