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belka [17]
3 years ago
9

What is our atmosphere?

Biology
1 answer:
tangare [24]3 years ago
5 0

Answer:our atmosphere is  78% nitrogen, 21% oxygen, 0.9% argon, and 0.03% carbon dioxide with very small percentages of other elements. Our atmosphere also contains water vapor. In addition, Earth's atmosphere contains traces of dust particles, pollen, plant grains and other solid particles.

Explanation:

hope it helped

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A child has type O blood. Which of the following couples could be the child's parents?
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The table in Figure 12-2 shows the percentages of bases in a DNA sample. How much Thymine should you expect to find in the sampl
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