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slamgirl [31]
3 years ago
6

Can anyone explain about the air pressure?

Biology
1 answer:
Mamont248 [21]3 years ago
5 0
Air pressure is caused by the air molecules around us. Air particles are always in random and continuos motion, bombarding each other in random direction. As air particles collide they create pressure.
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How do individual cells maintain homeostasis?
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Though it could theoretically hold terabytes of data for thousands of years in a microscopic space, ________ storage, using gene
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<h3>What is DNA?</h3>

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What is the meaning of life?Why are we chosen to live/be on this world?
Alexeev081 [22]

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A special characteristic of one living creature is to grow, to do metabolic processes to react to adapt and to reproduce.

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3 0
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Read 2 more answers
If a small droplet of ordinary fat molecules is suspended in water, the fat molecules form a "ball of spaghetti" with no particu
kolbaska11 [484]

Answer:

Option 1, a charged end and a noncharged end

Explanation:

Complete question

If a small droplet of ordinary fat is suspended in water, the fat molecules form a "ball of spaghetti" with no particular orientation. But if a droplet of phospholipid molecules is put in water, all the molecules point outward, toward the water. Phospholipids are forced into this orientation because phospholipids have _____

  1.  a charged end and a noncharged end
  2.  three fatty acid molecules, all pointing in different directions
  3.  two fatty acid molecules pointing in different directions
  4.  both a saturated fatty acid and an unsaturated fatty acid
  5.  two charged ends

Solution

The structure of phospholipids consists of the following groups and molecules –  

a) A glycerol molecule  

b) Fatty acids (2 in numbers) – It is hydrophobic as it is uncharged and non polar in nature

c) Phosphate group (with alcohol) – It is hydrophilic as it is negatively charged and polar in nature.  

When the phospholipids are placed in  water, the molecule rearranges itself in a way that the hydrophobic head face inside and the hydrophilic head face outside thereby forming micelles.

Hence, option 1 is correct

3 0
4 years ago
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