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nekit [7.7K]
3 years ago
15

Explain the meaning of the statement: "Tonicity is only useful as a comparative term."

Biology
1 answer:
Marrrta [24]3 years ago
4 0
Tonicity is a comparative term that has no units. It is frequently used when describing what happens in the cell volume at equilibrium. Tonicity always compares a solution and a cell, and it is used to describe only a solution. Tonicity is related to its osmolarity. There are three terms, hypotonic, isotonic, and hypertonic that used to compare the extracellular fluid around.
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49. Explain why all the wavelengths cannot enter the earth's atmosphere?
hjlf

Answer:

All the wavelengths can not reach the earth's surface always.

Explanation:

Most of the time the atmosphere absorbs the Infrared radiation from the space.  For this reason, infrared radiation can not reach the earth always. It is basically absorbed by the Co2 and water vapor present in the atmosphere.

8 0
3 years ago
All cells of the body age and are replaced in a natural order. When RBCs age, they are destroyed in the spleen. During this proc
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Answer:

Bone marrow.

Explanation:

Hematopiesis may be defined as the formation of the blood cells by the precursor stem cells. This process occurs in the bone marrow, thymus and liver.

The red blood cells are enucleated cells with the minimum span of around 120 days. These cells are processed and destroyed in the spleen. The iron is recovered from the red blood cells and sent again into the bone marrow for the production of new blood cells.

Thus, the answer is bone marrow.

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3 years ago
Which is visible to the naked Which is visible to the naked eye? A. atoms B. chemical bonds C. attractive forces D. substances t
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D. Substances that atoms make up
5 0
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How do temperature and salinity affect deep water currents?
USPshnik [31]
The   temperature  and   salinity  affect  deep  water  current    since

    The  water    density   depends  on  temperature  and  salinity . The  deep  currents  from  where  the  density  of  ocean    water   increases. The  decrease of the  temperature  of  water  led  to  increase in  water  salinity  while  the  density  of  water  also   increases.
3 0
3 years ago
You have to go to the bathroom because you ate too much before the run.
Makovka662 [10]

Answer:

The digestive system

Explanation:

Because the food gets dissolve in the digestive system. After it finished dissolving, the body must elimenate it by using the bathroom.

8 0
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