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3 years ago

What percent of the earth is covered by water?

2 answers:

8 0

Seventy-one percent of the Earth is covered with water, which makes it looks like a blue ball floating around in space. The clouds swirl around Earth, blocking out parts of the land and sea.

There is no option seventy-one percent so the closest option is "C" seventy percent.

laila [671]3 years ago

4 0

Ur answer is 70 %, please make this the brainliest

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Numerous proteins and other substances are injected into the neurons.

The blood-brain barrier functions effectively to protect the brain from common infections.

Because of this, brain infections brought on by blood are incredibly rare. When they do occur, brain diseases are frequently severe and challenging to cure. Only a few anti-infection medicines can traverse the blood-brain barrier because antibodies are too large.

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2 years ago

Active transportation requires the use of:

olga_2 [115]

Answer:

energy

Explanation:

because the substance moves from a low to high concentration

5 0

3 years ago

When humans undergo anaerobic respiration, they(1 point)

Inessa [10]

Answer:

experience sore muscles.

Explanation:

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3 years ago

The amount of matter in the Earth system remains constant over time. The forms and locations of the matter stored within the sys

natima [27]

D. all of these

Explanation:

All of the provide option clearly denotes how matter are transferred between organisms.

Based on the amount of available matter the earth is conserved. Matter is only transferred and transformed as it goes between organisms and the environment.

Plants obtain their nutrients from the soil and they use them for various life processes. Thus, matter is exchanged between the physical environment and living organisms.
Matter is also transferred from one living organism to another. Plants are consumed animals.
When living organism decay, their matter are released back into the physical environment.

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Conservation of matter in chemical reactions brainly.com/question/2190120

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6 0

3 years ago

Which statement is true of viruses? They make their own energy. They reproduce themselves. They produce cellular proteins. They

Alex

<span>They are cellular parasites.
Hope this helps!

</span>

7 0

4 years ago

Read 2 more answers