#Question id: 3679
#Part-A Aptitude & General Biotechnology
A mutation in an E. coli cell becomes active half-way through a round of replication. The cell completes the round of replication normally but then cannot start a second round. Which protein could be mutated?
#Question id: 3681
#Part-A Aptitude & General Biotechnology
A mutated E. coli cell carries out and completes DNA replication, but the lagging strands are found to contain more errors than normal. These errors are not found evenly distributed throughout the lagging strands, but are found in clusters. Which enzymatic activity is missing from this cell?
#Question id: 3682
#Part-A Aptitude & General Biotechnology
A mutated strain of E. coli replicates DNA normally at 25°C, but replication stops immediately when the temperature is raised to 37°C. Which protein is likely to be non-functional at the higher temperature?
#Question id: 3683
#Part-A Aptitude & General Biotechnology
In some viruses, RNA serves as the storage of genetic materials and DNA is synthesized from RNA by the enzyme known as:
#Question id: 3848
#Part-A Aptitude & General Biotechnology
are small molecules that function as adapters between amino acids and codons.
#Question id: 3849
#Part-A Aptitude & General Biotechnology
Which of the following is short 20 to 22-nucleotide single-stranded RNAs that block the expression of complementary or partially complementary mRNAs.