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TLS Online TPP Program

#Question id: 124

What is the role of cholesterol in animal cell membranes?

#Life Sciences

  1. Blocks the association of the fatty acyl chains of phospholipids at high temperature.

  2. Aids in the transport of small hydrophobic molecules across the membrane.

  3. Is a receptor site for hormones on the surface of membranes.

  4. Broadens the temperature range of optimum membrane fluidity.

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TLS Online TPP Program

#Question id: 39461

#Biochemistry

 Which discovery provided experimental proof against spontaneous generation?
TLS Online TPP Program

#Question id: 39462

#Biochemistry

Which of the following antibiotics inhibits bacterial cell wall synthesis?
TLS Online TPP Program

#Question id: 39463

#Biochemistry

 The primary target of tetracycline is:
TLS Online TPP Program

#Question id: 39464

#Biochemistry

Antibiotic resistance due to enzymatic drug inactivation is best exemplified by:
TLS Online TPP Program

#Question id: 39465

#Biochemistry

Which microorganism is most widely used as a model system in genetics?
TLS Online TPP Program

#Question id: 39466

#Biochemistry

Saccharomyces cerevisiae is widely used as a model organism mainly because of its: