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olya-2409 [2.1K]
4 years ago
6

( There are 3 questions )

Biology
1 answer:
PSYCHO15rus [73]4 years ago
5 0
Well question one is D
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Circulatory systems compensate for _____.
Ainat [17]

Answer:

The slow rate at which diffusion occurs over large distances.

Explanation:

Circulatory system may be defined as one of the most important system of the body that contains arteries and veins. Two main types of circulatory system are open circulatory system and closed circulatory system.

The blood flow all over the body to each cell with the help of the circulatory system. Arteries carry oxygenated blood and veins carry deoxygenated blood in the body. The circulatory system increases the rate of blood flow as diffusion do not allow the transport at long distances.

Thus, the correct answer is option (c).

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3 years ago
If three out of four Cubs from the cross had sandy-colored fur, the allele for sandy-colored fur was? -dominant. -recessive. -mo
AveGali [126]
Yo mama yeah i forgot what you said yeah that’s yu
5 0
3 years ago
Where did earth's oxygen come from? select one:
Vedmedyk [2.9K]
Hello, the answer to the question that you asked is:
<span>c. produced by microscopic life over a billion years.
</span>Hope this helps please award brainly :)
5 0
3 years ago
4. The water cycle is balanced because
Sergeu [11.5K]

Answer:

hello!

Explanation:

The water cycle is critical not only to weather, but to life on earth.  Rain is necessary for the survival of plants and humans.  

Condensation is necessary for cloud formation.  Evaporation is necessary to cooling and keeping a good balance of water vapor in the air.

The water on Earth now is the same water that’s been on Earth since the beginning.  

What makes that feat possible?  The water cycle.  The water cycle is the process that re-circulates water so we can have bodies of water as well as clouds and precipitation.

The first step of the water cycle is evaporation. About 85% of the water vapor in the air comes from water that evaporated from the oceans.  The other 15% comes from evapotranspiration, which is a catch-all term for water that evaporates from over land.  

This includes water vapor produced by plants during transpiration, water from lakes, streams, puddles and soil moisture, direct evaporation of snow and even water vapor from the breath of animals.  

The second step of the water cycle is condensation. Now that the atmosphere is full of water vapor, that water vapor condenses into water droplets.  Sometimes, like early in the morning, the water vapor condenses on the grass as dew and seeps back into the soil, ready to be evaporated again.  

But most of the water vapor condenses higher up in the air and forms clouds. Once the water droplets are in a cloud, two things can happen.  Either the cloud will dissipate and the water droplets will become vapor again, or the cloud will grow and it will begin to precipitate.

The third and final step of the water cycle is precipitation. Precipitation includes all water that falls from the sky, both in liquid and frozen form, which reaches the ground.  

Once the precipitation makes its way to the ground it can end up soaking into the ground, run off into streams and lakes, become snow cover, be used by plants, be inhaled by animals or fall directly back into the ocean. Then the water cycle can begin again and continue for millions of years to come.

6 0
4 years ago
How does the nucleus keep the cell safe?
Tamiku [17]
By containing all the instructions for it to carry out it's life. Hope this helps! :)
4 0
4 years ago
Read 2 more answers
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