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TLS Online TPP Program

#Question id: 124

What is the role of cholesterol in animal cell membranes?

#XL - Q Biochemistry

  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: 5692

#XL - R Botany

Aneuploids can be produced several ways except
TLS Online TPP Program

#Question id: 5090

#XL - T Zoology

Which of the following is a correct description of the fate of the germ layers?
TLS Online TPP Program

#Question id: 34191

#XL - S Microbiology

Which of the following are true for continuous culture systems like chemostats?
TLS Online TPP Program

#Question id: 4613

#XL - S Microbiology

The questions below refer to the following evolutionary tree, in which the horizontal axis represents time (present time is on the far right) and the vertical axis represents morphological change.  Which species is most closely related to species W?
TLS Online TPP Program

#Question id: 27249

#XL - T Zoology

DNA tertiary structure, what is a histone octamer?