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प्रश्न
Which of the following statements is not true about DNA replication in eukaryotes?
पर्याय
Replication begins at a single origin of replication.
Replication is bidirectional from the origins.
Replication occurs at about 1 million base pairs per minute.
There are numerous different bacterial chromosomes, with replication ocurring in each at the same time.
उत्तर
There are numerous different bacterial chromosomes, with replication ocurring in each at the same time.
संबंधित प्रश्न
_______ enzymes are used as biological scissors in r-DNA technology.
(A) Restriction endonucleases
(B) DNA ligases
(C) DNA polymerases
(D) Reverse transcriptases
What is the correct sequence of the stages in bacteriophage lytic cycle?
(A) Attachment, Penetration, Lysis, Multiplication
(B) Attachment, Penetration, Multiplication, Lysis
(C) Lysis, Penetration, Multiplication, Attachment
(D) Attachment, Lysis, Multiplication, Penetration
Explain the semi-conservative replication of eukaryotic DNA.
As the base sequence present on one strand of DNA decides the base sequence of other strands; this strand is considered as ______.
A DNA segment has 75 cytosine and 40 thymine nucleotides. What shall be the total number of phosphates in the DNA segment?
Define Heterochromatin.
Draw neat and labelled diagram of Replication Fork.
How Meselson and Stahl explained the concept of Semiconservative Replication of DNA experimentally?
What is the basis for the difference in the synthesis of the leading and lagging strand of DNA molecules?
Which of the following statements about DNA replication is not correct?
a) Identify the figure given below
b) Redraw the structure as a replicating fork and label the parts
c) Write the source of energy for this replication and name the enzyme involved in this process.
d) Mention the differences in the synthesis of protein, based on the polarity of the two template strands.
Match Column I with Column II and select the correct option among the following.
| Column I | Column II | ||
| i. | DNA replication | a. | RNA polymerase |
| ii. | Translation | b. | DNA polymerase |
| iii. | Transcription | c. | Reverse transcriptase |
| iv. | Reverse transcription | d. | t-RNA- amino acid complex |
For which of the following purpose agarose gel electrophoresis technique is used?
Which of the following is present at the sticky ends of a fragmented DNA molecule?
Which one of the following can form a nucleotide of DNA?
When the DNA molecule appears like inverted Y, it is ______
Okazaki is known for his contribution to the under tanding of:
The nucleic acid synthesis takes place in ______.
In the experiment of Meselson and Stahl, the heavy DNA was separated from light DNA by centrifugation in ______.
Select the incorrect statement regarding DNA replication.
