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Biomolecules

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Biology

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Biology

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12
What is RNA ? Describe its different forms.

RNA or Ribonucleic acid is a type of nucleic acid. It acts as a genetic material incertain viruses. It is composed of ribonucletides which has ribose sugar instead of deoxyribose present in DNA. The nitrogeneous bases present in RNA are adenine, guanine, cytosine and uracil instead of thymine in DNA. 

 

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What are major elements of a cell ?

Carbon, hydrogen, oxygen and nitrogen are the major elements of a cell.
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Name one monosaccharide which provides energy ?

Glucose
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What is the general formula of carbohydrates ?

The carbohydrate has a general formula - CnH2nOn Or (CH2O)n.
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What is the percentage of nucleic acids in cells ?

5 - 7 percent
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Give the names of two monosaccharide sugars.

Fructose and glucose are two monosaccharides
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