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What is DNA copying? State its importanc...

What is DNA copying? State its importance.

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DNA replication or DNA copying is the process of producing two identical replicas from one original DNA molecule during cell division.
Importance of DNA Copying :
(i) DNA replication needs to occur so that during cell division, new cells will also have a copy of organism.s DNA.
(ii) DNA is necessary to make all the RNA and proteins needed for cells to carry out necessary reactions and cellular processes in order for them to survive.
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OSWAAL PUBLICATION-HEREDITY AND EVOLUTION-TOPIC - 1 (HEREDITY AND MENDEL.S CONTRIBUTION)(SHORT ANSWER TYPE QUESTIONS - II)
  1. Why cannot the experiences of an individual during its lifetime be pas...

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  2. "A trait may be inherited, but may not be expressed." Justify this sta...

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  3. What is DNA copying? State its importance.

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  4. "A trait may be inherited, but may not be expressed." Justify this sta...

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  5. In human beings, the statistical probability of getting either a male ...

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  6. How do Mendel's experiments show that traits may be dominant or recess...

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  7. (i) Name the unit of inheritance. What is its function? (ii) How are...

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  8. Show inheritance of two characters over two generations by making a cr...

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  9. In a cross between plants with purple flowers and plants with white fl...

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  10. In one of his experiments with pea plants Mendel observed that when a ...

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  11. List three distinguishing features, in tabular form, between acquired ...

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  12. In a monohybrid cross between tall pea plants (TT) and short pea plant...

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  13. 'Different species use different strategies to determine sex of a newb...

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  14. What will happen if both the characters present in F(1) generation pas...

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  15. A pea plant with blue colour flower denoted by BB is cross-bred with a...

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  16. A cross was made between pure breeding pea plant one with round and g...

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  17. In one of his experiments with pea plants Mendel observed that when a ...

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  18. A cross was carricd out between a pure bred tall pea plant and a pure ...

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  19. A blue colour flower plant denoted by BB is crossbred with a white col...

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  20. (i) Differentiate between dominant and recessive traits. (ii) 'Gene ...

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