Category: GATE Biotechnology Previous Year Papers with Solutions

Q.40 Protein–protein interactions are studied by P. DNA foot printing Q. Yeast two hybrid system R. Ligase chain reaction S. Mass spectrometry (A) P and S only (B) Q and […]

Q.39 Match the terms in Group I with their associated functions in Group II. Group I Group II P. Shine-Dalgarno sequences Q. Leucine zipper R. Aminoacyl tRNA synthetase S. RNA […]

Q.38 Determine the correctness or otherwise of the following Assertion (a) and the Reason (r). Assertion: A very low amount of inhibitor can act as an activator for allosteric enzymes. […]

Q.37 Determine the correctness or otherwise of the following Assertion (a) and the Reason (r). Assertion: The elucidation of ribosome structure helps in the development of new generation drugs. Reason: […]

Q.36 Match items in Group I with Group II. Group I Group II P. Alzheimer’s disease Q. Mad cow disease R. Sickle cell anaemia S. Swine flu 1. H1N1 2. […]

Q.35 Match items in Group I with Group II. Group I Group II P. Glycolytic pathway Q. Eukaryotic oxidative metabolism R. Glyoxylate cycle S. Calvin cycle 1. Chloroplast 2. Glyoxysomes […]

Q.34 Structured William’s model P. can describe the changes in intracellular components of the cell during growth Q. can not describe the death phase of the cells R. can describe […]

Q.33 In a well aerated and agitated microbial culture, the ‘supply’ of oxygen is equal to the ‘demand’ (uptake) of the growing culture. The KLa for such a system will […]

Q.32 Determine the correctness of the following statements. I. Enhancer sequences are those DNA sequences that are involved in increasing the rate of DNA replication. II. Enhancer sequences work by […]

Q.31 Determine the correctness or otherwise of the following Assertion (a) and the Reason (r). Assertion: N-methyl-N′-nitro-N-nitrosoguanidine (NTG) is an effective chemical mutagen. Reason: Mutations induced by NTG mainly are […]