Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
a) Replication fork
b)
c) Deoxy nucleotide, triphosphate acts as a energy source for replication. DNA polymerase is used for replication.
d) mRNA contacting information for protein synthesis will developed from DNA strand having polariy 5 ’ → 3 ’
संबंधित प्रश्न
How CO2 makes idlies puffy?
______ enzymes are used as biological scissors in r-DNA technology.
Long Answer Question:
Explain the process of DNA replication.
E. coli cell grown on 15N medium are transferred to 14N medium and allowed to grow for two generations. DNA extracted from these cells is ultracentrifuged in a cesium chloride density gradient. What density distribution of DNA would you expect in this experiment?
Meselson and Stahl used ____________ in the experiment to prove semiconservative DNA replication.
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 |
Which of the following technique was used by Meselson and Stahl to demonstrate the semiconservative mode of DNA replication?
Assertion (A): DNA replication is said to be semi-conservative.
Reason (R): After DNA replication, each daughter molecule has one old and one new strand.
Characteristics unique to DNA are ______.
The sequence of nitrogenous bases on DNA molecule is ATCGA. Which of the following is the correct complementary sequence of nitrogenous bases on mRNA molecule?
