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TLS Online TPP Program

#Question id: 1662

What is the approximate number of D segment genes in the immunoglobulin heavy chain gene locus?

#Section 2: General Biology

  1. 40

  2. 23

  3. 9

  4. 6

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TLS Online TPP Program

#Question id: 10774

#Section 6: Plant, Animal and Microbial Biotechnology

Following are a few statements regarding the structure of terpenes:

a) Isopentenyl diphosphate and Dimethyallyl diphosphate are combinely called monoterpene, respectively

b) Isopentenyl diphosphate and Farnesyl diphosphate are Sesquiterpenes and Tetraterpenes

c) Monoterpenes, Sesquiterpenes and Diterpenes have 10, 20  and 30 carbons, respectively

d) Grenyl grenyl diphosphate usually have 20 carbons compound by multiplying with  2X is known as testraterpenes

Which combination of the above statements is correct?
TLS Online TPP Program

#Question id: 15174

#Section 6: Plant, Animal and Microbial Biotechnology

Pyrococcus abyssi and Pyrodictium occultum are hyperthermophiles found in hot areas of the seafloor. They usually do not grow well
TLS Online TPP Program

#Question id: 3650

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is true for the most important form of DNA damage which produces pyrimidine dimers from adjacent pyrimidine bases?
TLS Online TPP Program

#Question id: 13199

#Section 6: Plant, Animal and Microbial Biotechnology

The non-reducing sugar sucrose is most commonly translocated in the phloem rather than reducing sugar. Why?
a.) because they are less reactive than their reducing counterparts
b.) because sucrose contains more energy than a monosaccharides
c.) because the ketone or aldehyde group is reduced to an alcohol or combined with a similar group on another sugar so as not to be oxidized 
Which one of the following statements is true about translocation of non-reducing sugar?
TLS Online TPP Program

#Question id: 18152

#Section 2: General Biology

The anaerobic conversion of 1 mol of glucose to 2 mol of lactate by fermentation is accompanied by a net gain of______mol of ATP.