List of top Questions asked in AP PGECET

When populations are small, gene frequencies can change from generation to generation and some alleles may become fixed in a population. This is called ............
Which one of the following is required for the development of B-cells in the bone marrow?
Identify autoimmune disorder
With regard to the ABO blood group typing system, if a father is of blood group AB and a mother is of blood group O, what are the possible blood groups that a son of the couple have?
Gel permeation chromatography is based on:
What is the primary role of shear forces in a stirred-tank bioreactor?
The following process involves transferring naked DNA fragments from the surroundings into the bacteria:
A purified protein sample contains 10 µg of protein and has an enzyme activity of 1 mole of ATP synthesized/sec (1 unit). What is the specific activity of the final purified sample?
............ is stirred with sugar beet juice in batch stirred tank reactors to remove raffinose.
.............. bacterium can withstand the dosage of radiation, which are several times higher than what human cells can tolerate.
The electron source for the Chemolithoheterotrophs type of microorganism is:
Nitrogen is an essential component of:
Prostaglandins and leukotrienes are produced by:
Which of the following helps in opening of DNA double helix in front of replication fork?
Blue-white screening is performed to select .......... in vector-based molecular cloning.
Which are the major modes of active transport?
Which of the following cell organelles is present in animal cells and absent in plant cells?
Which of the following cells of the immune system do not perform phagocytosis?
Name the cell which is recruited first at the place of infection.
Which regulatory body oversees the guidelines for mass cultivation of animal cell culture in the United States?
The coefficient of correlation is independent of
If \( x^2 - x - 4 = 0 \) by bisection method, first two approximations \( x_1 \) and \( x_2 \) are 1 and 2, then \( x_3 \) is
_______ is the most common auxin in plants.
Rauwolfia contains _______ group of alkaloids.
Sesquiterpene contains _______ number of isoprene units.