List of top Biotechnology Questions asked in AP PGECET

If side chains of amino acids interact with each other, which of the following would be termed as a salt bridge?
The Bohr effect describes:
The pentose phosphate pathway produces:
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:
In oxidative phosphorylation, inhibition of complex III would most directly lead to accumulation of which of the following?
During the TCA cycle, which step results in substrate-level phosphorylation?
Which vitamin is a precursor for the coenzyme NAD+?
A prominent prebiotic substance is:
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?
Agar-agar is a polymer of:
Porins:
A transducing phage differs from a regular bacteriophage in that it:
Which of the following is not a characteristic of anaerobic respiration in bacteria?
Which of the following statements about prions is true?
Photosynthesis is a:
The prominent group of microorganisms involved in marine biocorrosion is:
Which of the following is a selective medium for Gram-negative bacteria?
Which one of the following is most accurate for determining bacterial cell viability?
The most common mode of transmission for diphtheria, pneumonia, and tuberculosis is through:
Which growth phase is characterized by the most rapid increase in cell number and maximal metabolic activity?
Which enzyme allows retroviruses to transcribe RNA into DNA?