6. | NAD is an abbreviation for |
a. | Nicotine Abusive Department |
b. | Nicotine Avoid Directions |
c. | Nicotinamide adenine dinucleotide |
d. | Nicotinamide dinucleotide |
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Answer: (c).Nicotinamide adenine dinucleotide
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7. | A protein which act as a carrier and transport oxygen and carbon dioxide in human body is known as |
a. | hemoglobin |
b. | immunoglobulin |
c. | lipids |
d. | antibody |
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Answer: (a).hemoglobin
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8. | Greater number of carbon atoms in chain results in higher |
a. | melting point |
b. | boiling point |
c. | freezing point |
d. | stability |
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Answer: (a).melting point
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9. | Number of nucleotide in a tRNA chain length is |
a. | 70-90 |
b. | 75-95 |
c. | 70-80 |
d. | 75-90 |
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Answer: (d).75-90
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10. | Main sources of carbohydrates are |
a. | milk |
b. | water |
c. | green plants |
d. | proteins |
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Answer: (c).green plants
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