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Which of the following statements about DNA replication is not correct? - Zoology

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प्रश्न

Which of the following statements about DNA replication is not correct?

विकल्प

  • Unwinding of DNA molecule occurs as hydrogen bonds break.

  • Replication occurs as each base is paired with another exactly like it.

  • Process is known as semi conservative replication because one old strand is conserved in the new molecule.

  • Complementary base pairs are held together with hydrogen bonds.

MCQ

उत्तर

Replication occurs as each base is paired with another exactly like it.

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DNA Replication
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Molecular Genetics - Evaluation [पृष्ठ ८५]

APPEARS IN

सामाचीर कलवी Biology (Zoology) [English] Class 12 TN Board
अध्याय 5 Molecular Genetics
Evaluation | Q 8. | पृष्ठ ८५
सामाचीर कलवी Biology (Zoology) [English] Class 12 TN Board
अध्याय 5 Molecular Genetics
Evaluation | Q 8. | पृष्ठ ८८

संबंधित प्रश्न

_______ enzymes are used as biological scissors in r-DNA technology.

(A) Restriction endonucleases

(B) DNA ligases

(C) DNA polymerases

(D) Reverse transcriptases


Which enzyme does remove supercoils from replicating DNA?


Very Short Answer Question:

Why are Okazaki fragments formed on lagging strand only?


Very Short Answer Question:

When does DNA replication takes place?


Define Heterochromatin.


Identify the direction of DNA replication in eukaryotes.


Complementary strands of DNA molecule are (i) and bound by (ii).


Which of the following represents the autocatalytic functions of DNA?


Enzyme ______ brings about the DNA unwinding by breaking weak hydrogen bonds in the vicinity of origin.


In which direction polymerization of DNA nucleotides occurs during the synthesis of lagging strand?


At the point of origin, enzyme endonuclease nicks one of the strands of DNA by breaking the ______


For which of the following reason RNA primer is must for initiation of DNA replication?


Which of the following term correctly describes the movement of ribosome on the mRNA?


Read the following statements and select the correct option.

Statement I: DNA replication is continuous on leading strand while on the lagging strand it is discontinuous.

Statement II: DNA polymerase cannot initialize polymerization without a primer.


In a segment of DNA with 10 base pairs, the numbers of sugar molecules are _________.


Select the mis-matched pair.


Okazaki is known for his contribution to the under tanding of:


Identify the biomolecule that is capable of self-replication.


Okazaki segments are formed during ______.


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