List of top Biotechnology Questions asked in AP PGECET

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?
The electron source for the Chemolithoheterotrophs type of microorganism is:
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 of the following cell organelles is present in animal cells and absent in plant cells?
Which regulatory body oversees the guidelines for mass cultivation of animal cell culture in the United States?