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Vitek1552 [10]
3 years ago
10

How much of the earth is covered by land

Biology
2 answers:
Lisa [10]3 years ago
7 0

70 percent of Earth is covered by water meanwhile 30% is covered by land.


Sever21 [200]3 years ago
3 0
29% of earth is covered by land
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What is the reason that a modern electron microscope (TEM) can resolve biological images to the subnanometer level, as opposed t
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Answer:

C. Electron beams have much shorter wavelengths than visible light

Explanation:

A beam of electrons is used to illuminate and create magnified images of specimens in an electron microscope. The resolution of a microscope increases with a decrease in the wavelength of the light it uses for illumination. The wavelength of electrons used in the electron microscope is about 100,000 times shorter than that of visible light. Therefore electron microscopes have a resolution thousand times better than the light microscope.

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A piece of bread held in the mouth begins to taste sweet as large carbohydrate molecules are broken down into smaller sugars. th
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The answer to this question would be hydrolysis

There is amylase enzyme inside saliva that will break down starch into maltose sugar. Maltose is the sugar that <span>causing </span>the sweet sensation in the tongue. Since it will take for the reaction to happen, the sweet taste only appears after a few moments after you chewing the bread.
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3 years ago
Which of the following is an example of diffraction?
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<u>Answer:</u>

You try to pick up a shell in the water but it isn't where it appears to be is an example of diffraction

<u>Explanation:</u>

Diffraction refers to the light bending that happens as the light passes about the edge of some object. How much bending takes place is found by the size of wavelength of light relative to that of opening. If the opening is larger than the wavelength of light, then bending will not be noticeable.

Since, light gets diffracted due to water hence the shell kept inside the water appears to be at a different position than where it actually is

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3 years ago
What tissue has lacunae, calcium salts, and blood vessels? Select one: a. fibrocartilaginous tissue b. areolar tissue c. bone (o
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c. bone (osseous tissue)

Explanation:

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hippocampus

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the hippocampus could be the likely part of the brain that is affected

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