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$ Coenzymes are usually proteins ! The...

$ Coenzymes are usually proteins
! The term feedback refers to the effect of enzyme concentration on its rate of reaction.

A

If both As and R are correct and R is correct explanation of As

B

If both As and R are correct but R is not correct explanation of As

C

If As is correct, R is wrong

D

If both As and R are wrong.

Text Solution

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The correct Answer is:
d
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DINESH PUBLICATION-ENVIRONMENTAL ISSUES-Assertion and reason
  1. $ Those enzymes which are active inside a cell are called extra-cellul...

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  2. $ Enzymes are special types of proteins. ! Those substances which in...

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  3. $ Coenzymes are usually proteins ! The term feedback refers to the e...

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  4. $ The cell membrane helps in pinocytosis and phagocytosis. ! Cell me...

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  5. $ Positive diffusion occurs against the concentration gradients. ! O...

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  6. $ Exosmosis causes turgidity. ! Endomosis causes flaccidity.

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  7. $ The biomembrane which surrounds a vacuole is called Tonoplast. ! R...

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  8. $ Lysosomes are also called suicidal bags of a cell. ! Glyoxysomes a...

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  9. $ Plastids occur in plant cells and animals cells. ! Centriods are p...

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  10. $ Cell wall of plants is formed of fungal cellulose. ! Smooth endopl...

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  11. $ Amyloplasts store food materials in the form of starch grains. ! C...

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  12. $ Nucleosome is present on the chromosomes. ! A true nucleus is call...

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  13. $ Vacuoles help in compartmentisation inside a cell. ! A eukaryotic ...

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  14. $ Respiration releases energy in the form of ATP ! Respiration in th...

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  15. $ Process of conversion of ADP into ATP is called phosporylation. ! ...

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  16. $ Respiration is an endogenous reaction. ! Anaeroboic respiration re...

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  17. $ The chief respiratory substrate of a cell is carbohydrate ! Fermen...

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  18. $ Krebs cycle occurs in the matrix of mitochondria. ! ATP as is a re...

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  19. $ Rudolf Virchow was the first to propose that new cells arise only fr...

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  20. $ The regular sequences of a cell cycle is G(1),S,G(2),M and C ! Rep...

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