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kkurt [141]
3 years ago
10

The first part of the small intestine, into the stomach empties all its contents is the ...........?

Biology
1 answer:
Kaylis [27]3 years ago
3 0
The Digestive System
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Answer is hypertonic.

The ability of an extracellular solution to make water move into or out of a cell by osmosis is known as its tonicity. Tonicity is concern for all living things, especially in in organisms lacking cell wall, <em>Paramecium</em> is one such protozoan. It has specialized structures called contractile vacuoles. A contractile vacuole collects excess water from the cell and release it out, keeping the cell from lysing as it takes on water from extracellular environment which hypotonic (a lower osmolarity than the cell’s cytoplasm) as compared to hypertonic environment inside <em>Paramecium</em>.

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D. Which food molecule (carbohydrate, lipid, protein) would you eat if..
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Answer:

carbohydrate for quick energy boost

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carbohydrate to race tomorrow

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Explanation

carbohydrates contain glucose that can be broken down through glycolysis to provide energy in form of ATP. proteins are the main body building organic compounds. Keratin a type of protein is required for healthy hair growth. muscles also require proteins to get bigger.

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Maksim231197 [3]

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Movement of free water molecules from an area of low concentration to an area of higher concentration

Explanation:

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Which of the following distinguishes secondary roots?
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Secondary roots are thin and spread outward.

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Agriculture and domestication probably started in the Fertile Crescent (the Nile Valley, The Levant and Mesopotamia). ... People probably started agriculture slowly by planting a few crops, but still gathered many foods from the wild. People may have started farming because the weather and soil began to change.

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