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TLS Online TPP Program

#Question id: 2245

Which of these statements is generally true of integral membrane proteins?

#Unit 2. Cellular Organization

  1.  A hydropathy plot reveals one or more regions with a high hydropathy index.

  2.  The domains that protrude on the cytoplasmic face of the plasma membrane nearly always have covalently attached oligosaccharides.

  3. They are unusually susceptible to degradation by trypsin.

  4. They undergo constant rotational motion that moves a given domain from the outer face of a membrane to the inner face and then back to the outer.

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TLS Online TPP Program

#Question id: 33457

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is incorrectly represented
TLS Online TPP Program

#Question id: 14850

#Unit 13. Methods in Biology

A bag contains 2 white and 3 black balls. A ball is drawn 5 times, each being replaced before another is drawn. Find the probability that exactly 4 of the balls drawn are white.
TLS Online TPP Program

#Question id: 18593

#Unit 11. Evolution and Behavior

Some important events in the history of life on Earth are given below.
A. First dinosaurs appeared.
B. First reptiles appeared.
C. First insect fossils appeared.
D. First toothed birds appearance.
E. First wingless insect appeared.
F. Mammals like reptile arise
Match the above with the geological time periods and choose the correct combination,
TLS Online TPP Program

#Question id: 22961

#Unit 7. System Physiology – Animal

What is the receptor class of the calcium-sensing receptors in the parathyroid gland?
TLS Online TPP Program

#Question id: 19125

#Unit 12. Applied Biology

Which nature of interaction between the analytes and the biological material used in biosensor?
1. The analytes may be converted into a new chemical molecule (by enzymes)
2. The analytes may simply bind to the biological material present on the biosensor 
3. The analytes may be converted into dimer molecule 
Which of the following above statements are correct?