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AleksAgata [21]
2 years ago
14

1. An airbag in an automobile inflates when a collision occurs, which protects the passenger from serious injury (see the photo

on page 254). Why does the airbag soften the blow? Discuss the physics involved in this dramatic photograph.
Biology
1 answer:
irinina [24]2 years ago
7 0
Let me know if you need help

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What happens to a living organism that does not obtain all four main types of macromolecules
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Answer:

Living organism should obtain the 4 main types of macromolecules for maintaining proper body physiology.

Explanation:

The four major types of macromolecules that we should intake are Carbohydrate,protein,fat and nucleic. Each of them performs their specific functions.The 4 macromolecules are deeply interlinked to each other.

          Deficiency of one of these four macromolecules can leads to various health hazards or health abnormalities.

    For example if we do not intake carbohydrate then the lack of carbohydrate will weakens the body.The brain will not get sufficient amount of glucose to exhibit its biological function.

   The protein deficiency leads to the development of marusmus a phusiological disorder occur due to protein energy malnutrition.

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What is a unique characteristic of stem cells that makes them important
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Answer:

Transportation

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They can transport substances / nutrients from roots to different parts of the plant which makes the stem important for the plant.

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Write the function of bio-catalysts/enzymes
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squares

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Which feature is shared by protists, fungi, plants, and animals but is lacking in bacteria?
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B, a nucleus. Nuclei are membrane-bound organelles inside eukaryotic organisms. Eukaryotes are protists, fungi, plants, and animal cells. A bacteria is not a eukaryote, it is a prokaryote, so it does not have the membrane-bound structure of the nucleus.

Be careful, though, bacteria still have DNA. It is simply located in the center of the cell and is not encased in a membrane.
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Describe the relationship between an action spectrum and an absorption spectrum. Explain why the action spectrum for photosynthe
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Answer:

An absorption spectrum illustrates the spectrum of light or electromagnetic radiation absorbed by the plant. This relies upon the molecular and cellular build-up of the plant. An action spectrum illustrates the spectrum of electromagnetic radiation most efficient for photosynthesis.  

The action spectrum of photosynthesis monitors the absorption spectrum of chlorophyll. The absorption spectrum suggests that how much of each wavelength chlorophyll will captivate, while the action potential can indicate to us about the wavelengths that are most operative for photosynthesis.  

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