TLS Online TPP Program

#Question id: 2062


Which of the following types of molecules lack hydrophilic domains?

#SCPH05 I Biotechnology
  1. transmembrane proteins

  2. integral membrane proteins

  3. peripheral membrane proteins
  4. cholesterol

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TLS Online TPP Program

#Question id: 27868

#Research Methodology

Which technique is generally followed when the population is finite?

TLS Online TPP Program

#Question id: 10284

#SCPH05 I Biotechnology

Allosteric regulation of enzyme multisubunit or multiactive site shows cooperativity with the sigmoidal graph between substerate conc. v/s Activity,


a) Cell contain NADH, FADH2 and ATP, that inhibits the allosteric enzyme activity by lowering the affinity with its substate, graph shifts towards B from control

 b) A- shows low ATP, the Km for fructose 6-phosphate is relatively low, the affinity of the enzyme with its substate is relatively high

 c) Haemoglobin, Phosphofructokinase, Phosphate dehydrogenase complex, α-ketoglutarate dehydrogenase complex, these all enzymes shows characteristics of sigmoidal graph

 d) When ATP is high, Km for fructose 6-phosphate is greatly increased- this activity shown by B in the graph

 e) fructose 2,6-bisphosphate binds to its allosteric site on PFK-1, it increases the enzyme’s affinity for its substrate fructose 6-phosphate and reduces its affinity for the allosteric inhibitors ATP and citrate- shown in graph by A

 Which of the following  combination of the enzyme activity with its substate correctly shown;

TLS Online TPP Program

#Question id: 11375

#SCPH28 | Zoology

Productivity per day (NPP per ground area per day) four different ecosystems

TLS Online TPP Program

#Question id: 12729

#I Life Science/ Life Sciences Group – I-V

When the two antiparallel strands of DNA are held together partly by the weak forces between complementary bases and partly by hydrophobic interaction between adjacent , stacked base pairs termed as_____

TLS Online TPP Program

#Question id: 4923

#SCPH06 I Botany

following statement given for Genetic maternal effect are correct?

A- Characteristics are determined by nuclear gene

B- Inherited according to Mendel’s principles

C- In F3 generation, segregation of Dominant trait and recessive trait in ratio of 3:1

D) No Segregation of Trait in F2 generation