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TLS Online TPP Program

#Question id: 368

Which of the following is true about the properties of aqueous solutions?

#SCPH05 I Biotechnology

  1. A pH change from 5.0 to 6.0 reflects an increase in the hydroxide ion concentration (OH-) of 20%

  2. A pH change from 8.0 to 6.0 reflects an increase in the hydroxide ion concentration (OH-) by a factor of 100

  3. Hydrogen bonds form readily in aqueous solutions

  4. The pH can be calculated by adding 7 to the value of pOH

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TLS Online TPP Program

#Question id: 1273

#SCPH05 I Biotechnology

Proteoglycans are a group of cell-surface and extracellular-matrix substances that
TLS Online TPP Program

#Question id: 3865

#SCPH05 I Biotechnology

Which of the following statements about E. coli RNA polymerase is false?
TLS Online TPP Program

#Question id: 5082

#SCPH06 I Botany

 In which of the following organisms does holoblastic cleavage typically occur?

I) sea urchins

II) humans

III) birds

IV) fish
TLS Online TPP Program

#Question id: 23195

#SCPH06 I Botany

Electron microscopy under optimal conditions can provide a resolution of upto 
TLS Online TPP Program

#Question id: 1711

#SCPH01 Biochemistry

On entering a germinal center, the primary B-blasts grow exponentially to form which cell type in the dark zone?