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(a) Draw a neat iabelled diagram of a nu...

(a) Draw a neat iabelled diagram of a nucleosome.
(b) Mention what enables histones to acquire a positive charge.

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ALLEN-MOLECULAR BASIS OF INHERITANCE -Question
  1. Name of the enzyme and state its property that is responsible for and ...

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  2. Why is the enzyme cellulase needed for isolating genetic material from...

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  3. (a) Draw a neat iabelled diagram of a nucleosome. (b) Mention what ...

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  4. Draw a neat labelled sketch of a replicating fork of DNA.

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  5. Group the following as nitrogenous bases and nucleosides: Adenine, C...

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  6. If a double stranded DNA has 20 per cent of cytosine, calculate the pe...

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  7. If the sequence of the coding strand in a transcription unit is writte...

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  8. Which property of DNA double helix led Watson and Crick to hypothesise...

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  9. Can you recall, what centrifugal force is, and think why a molecule wi...

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  10. Remember, glucose or galactose cannot act as inducers for lac operon. ...

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  11. State the functions of Ribozyme and release factor in protein synthesi...

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  12. Describe the initiation process of transcription in Bacteria.

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  13. The base sequence in one of the strands of DNA is TAGCATGAT. (I') G...

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  14. (i) Name the enzyme that catalyses the transcription of hnRNA. (ii)...

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  15. Unambiguous, universal and degenerate are some of the terms used for t...

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  16. (a) Write the RNA strand transcribed from the above transcription unit...

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  17. How are the structural genes inactivated in lac operon in E. Coli? Exp...

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  18. (a) Draw the structure of the intiiator tRNA adaptor molecule. (b) Wh...

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  19. Study the mRNA segment given above which is complete to be translated ...

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  20. Depending upon the chemical nature of the template (DNA or RNA) and th...

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