TLS Online TPP Program

#Question id: 90


Pyranose rings are usually most stable when the ring adopts a ________ conformation with the bulkiest ring substituents in ________ positions.

#I Life Science/ Life Sciences Group – I-V
  1. chair; equatorial 

  2. chair; axial

  3. boat; equatorial 

  4. boat; axial

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TLS Online TPP Program

#Question id: 2071

#SCPH05 I Biotechnology

Diffusion of ions across membranes through specific ion channels is driven by:

TLS Online TPP Program

#Question id: 2111

#SCPH06 I Botany

The membranes of winter wheat are able to remain fluid when it is extremely cold by:

TLS Online TPP Program

#Question id: 12910

#SCPH01 Biochemistry

Match the following:
A. RNA analysis               i. Sexing or cell mutation sites               a. Expressed Sequence tag
B. Forensic science           ii. mRNA analysis                                     b.  Analysis of DNA from blood
C. Gene discovery              iii. DNA profiling                                       c. Active latent viral infections
D. Single-cell analysis     iv.  RT–PCR                                             d. Sex determination of unborn

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#Question id: 9163

#SCPH28 | Zoology

Use the following figures to answer the question below


Based on the data in the figures, which of the following statements are correct?

I) Area 1 would be considered a desert because of its high average temperature.

II) Area 1 has more average precipitation than Area 2.

III) Area 2 would be considered a desert because of its low average precipitation.

IV) Area 2 has a larger annual temperature variation.

TLS Online TPP Program

#Question id: 15727

#SCPH28 | Zoology

The stationary phase is forced on the culture by , identify correct option
1. Depletion of the nutrients
2. Due to accumulation of cellular wastes
3. Accumulation of the nutrients
4. Removal of cellular wastes