List of top Biotechnology Questions asked in AP PGECET

In the production of citric acid by Aspergillus niger, the accumulation of citric acid is primarily due to:
The Ti plasmid, used in plant genetic engineering, is naturally found in:
A child inherits two different mutant alleles for a recessive disease gene from each parent. This condition is known as:
The net charge of a protein may not be sufficient to determine whether a protein will bind to an ion exchanger. This is due to:
Which enzyme is crucial for the cleavage of DNA at specific sites in genetic engineering?
Major gluconeogenesis occurs in:
A karyotype is used to visualize:
In eukaryotic transcription, the carboxy-terminal domain (CTD) of RNA polymerase II is essential for:
In DNA replication, the leading strand is synthesized:
If side chains of amino acids interact with each other, which of the following would be termed as a salt bridge?
The central dogma of molecular biology describes:
The pentose phosphate pathway produces:
In oxidative phosphorylation, inhibition of complex III would most directly lead to accumulation of which of the following?
The chemiosmotic hypothesis explains ATP synthesis by:
Which of the following would be most affected in a cell lacking functional phosphatidylinositol-4,5-bisphosphate (PIP2)?
In bacterial operons, which mutation would prevent transcription of downstream structural genes but not affect the promoter region?
The parts of proteins having the highest flexibility are:
The Bohr effect describes:
During the TCA cycle, which step results in substrate-level phosphorylation?
Agar-agar is a polymer of:
Porins:
Which of the following antibiotics is produced by chemical synthesis?
Which of the following enzymes is responsible for converting glucose-6-phosphate to fructose-6-phosphate in glycolysis?
A prominent prebiotic substance is:
Which vitamin is a precursor for the coenzyme NAD+?