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ruslelena [56]
2 years ago
10

Cells require energy to perform tasks such as movement, active transport, and the construction of large molecules. This energy c

omes from...
Biology
1 answer:
Lena [83]2 years ago
8 0

It comes from the nucleus

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PLZ HELP!!! 50 POINTS!!
Dmitrij [34]
Hypertension is most commonly known as high blood pressure, which is condition where the blood in a persons arteries are abnormally high. high blood pressure/hypertension can be lowered by maintaining a healthy lifestyle. this means that you must exercise regularly and eat well, which tells us that option B and D are incorrect. hypertension is also known to cause heart attacks if it is left untreated for long periods of time and can occur if you are being treated for heart disease, but heart disease is usually never the cause of hypertension. since we have determined that option C is also incorrect,, we a left with option A as the correct answer to this question. having hypertension can be genetic, so if you have two parents who are genetically prone to this condition you are more likely to have it.
let me know if you have any further questions
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5 0
3 years ago
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Before returning to the heart, blood from the digestive tract first passes through the..
loris [4]

Answer: Liver

Explanation:

The hepatic portal system of liver connects the capillaries of the gastrointestinal tract to the liver. The nutrient rich blood from the gastrointestinal tract reaches the liver.

The blood that is returned back to the heart is first bought to liver and then it is returned back to the heart.

From the liver after processing the blood goes into heart for further processing.

Hence, the correct answer is option d

7 0
3 years ago
What happened to most freedmen after the Civil War?
jasenka [17]

Answer:

D. They rented farmland from white landowners.

Explanation:

5 0
2 years ago
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Which of the follow organ systems are needed to be able to play soccer.
shepuryov [24]

Answer:

the central nervous system, cardiovascular, respiratory, and musculoskeletal systems

Explanation:

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2 years ago
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"Why did my cat scratch me?"
elena55 [62]
It's upset its not happy.
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2 years ago
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