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RSB [31]
3 years ago
9

What features do cells have to deal with extreme hypotonic or extreme hypertonic environments?

Biology
1 answer:
Margaret [11]3 years ago
4 0
The most common way cells deal with hypertonic and hypotonic environments is by osmosis through their semi-permeable membrane. The cells attempt to neutralize the hypotonic or hypertonic environment by absorbing/releasing water from/to the more concentrated system.
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In a tabular form state the sources, functions and deficiency of fat soluble vitamins​
GaryK [48]

Answer and Explanation:

Soluble vitamins are vitamins A, D, E and K.

Vitamin A is easily found in animal foods such as eggs, milk, cheese, meat, among others. It has the function of improving vision, producing antioxidants and improving immunity. its deficiency causes nocturnal tracking and susceptibility to infections.

Vitamin D has the sun as its major source, but it can also be found in fish, seafood, liver, mushrooms and meat. It is important for the growth and strengthening of bones, growth regulation, metabolism, insulin production and strengthening of the cardiovascular, muscular and immune systems. Its deficiency can provoke muscular and bone pains, spasms, intense weakness and calcium deficiency.

Vitamin E has many sources, among which we can mention wheat, vegetable oils, nuts, sunflower seeds, bananas, soybeans, egg yolks, almonds, eggs, spinach, lettuce, among others. Its main function is to act as a powerful antioxidant, slowing premature aging and diseases such as cancer, Parkinson's and cataracts. Its deficiency can cause loss of motor coordination, weakening of the muscles and anemia.

Vitamin K can be found in lettuce, spinach, mustard, broccoli, cucumber, turnip, asparagus, okra, liver, among others. It is important in blood clotting and calcium fixation. Its deficiency can cause defective clotting and bleeding.

6 0
3 years ago
The state of Florida purchased farmland from landowners in the Everglades to stop farming activities there. The farmlands were o
Olenka [21]

Answer:

A. Populations of native wetlands plants will recolonize the land.

Explanation:

From many years' wetlands are converted into farmlands as they provide retention of soil, proper food and clean water, and the cycling of nutrients. But wetlands should not be permanently converted<em> because it can increase the load on soil and add pollutants (pesticides or fertilizers) in the soil and  groundwater.</em>

If the farming stops and water flows on the land again, the native plants present in wetlands will help to recolonize the land which is disrupted by farming activities.

Hence, the correct option is A.

6 0
3 years ago
Which of the following explains why an apple looks red? The apple reflects red light and absorbs all other visible wavelengths.
WARRIOR [948]

Answer: The apple reflects red light and absorbs all other visible wavelengths.

3 0
3 years ago
Read 2 more answers
The first part of cellular respiration occurs in these compartments of the cell. ______________
Mandarinka [93]

Answer:

The correct answer is - cytoplasm of the cell.

Explanation:

Cellular respiration is the bunch of metabolic reactions that convert biochemical energy from the glucose or other nutrients into ATP ( adenosine triphosphate) and releases water and carbon dioxide as waste products.

This process has three stages and the very first stage is glycolysis which is taking place in the cytoplasm of the cell. In this stage, the glucose molecule converts into the two molecules of pyruvate and produce energy.

Thus, the correct answer is - cytoplasm of the cell.

3 0
3 years ago
Which of these body cavities is located on the front side of the body?
Lera25 [3.4K]

Answer:

Ventral. The ventral cavity, the interior space in the front of the body, contains many different organ systems. The organs within the ventral cavity are also called viscera. The ventral cavity has anterior and posterior portions divided by the diaphragm, a sheet of skeletal muscle found beneath the lungs

Explanation:

6 0
3 years ago
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