Tag: GATE Biotechnology Previous Year Papers with Solutions

Q.36 The concentration profile of a chemical at a location x and time t, denoted by c(x,t), changes as per the following equation, c(x,t) =c0 /√(2πDt)  exp[ −x2 / (2Dt)] […]

Q.35 The growth medium for mammalian cells contains serum. One of the major functions of serum is to stimulate cell growth and attachment. However, it must be filter sterilized to […]

Q.34 The reactions leading to the formation of amino acids from the TCA cycle intermediates are (A) carboxylation (B) isomerization (C) transamination (D) decarboxylation TCA Cycle to Amino Acids: Transamination […]

Q.33 The statistical frequency of the occurrence of a particular restriction enzyme cleavage site that is 6 bases long can be estimated to be (A) once every 24 bases    […]

Q.32 The algorithm for BLAST is based on (A) Dynamic Programming (B) Hidden Markov Model (C) k-tuple analysis (D) Neural Network The BLAST (Basic Local Alignment Search Tool) algorithm fundamentally […]

Q.31 Reactions between antibodies and antigens that are detected by precipitate formation in an agar gel are referred as (A) immunoprecipitation assay (B) immunodiffusion assay (C) immunoaggregation assay (D) immunofixation […]

Q.30 Prior exposure of plants to pathogens is known to increase resistance to future pathogen attacks. This phenomenon is known as (A) systemic acquired resistance (B) hypersensitive response (C) innate […]

Q.29 The 5’ ends of the mature forms of the prokaryotic mRNAs and tRNAs are (A) a triphosphate group in mRNAs and a monophosphate group in tRNAs (B) triphosphate groups […]

Q.28 Amino acid residue which is most likely to be found in the interior of water-soluble globular proteins is (A) Threonine (B) Aspartic acid (C) Valine (D) Histidine Amino Acid […]

Q.27 The product(s) resulting from the hydrolysis of maltose is/are (A) a mixture of α-D-Glucose and β-D-Glucose (B) a mixture of D-Glucose and L-Glucose (C) α-D-Glucose only (D) β-D-Glucose only […]