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TLS Online TPP Program

#Question id: 4383

The mediator complex

#Unit 3. Fundamental Processes

  1. can form a molecular bridge between activators of transcription and DNA replication machinery.

  2. can function to maintain a promoter in a hypoacetylated state.

  3. has histone acetylase activity.

  4. none of the above

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TLS Online TPP Program

#Question id: 15232

#Unit 13. Methods in Biology

Phenomenon of Smiling Effect and Phenomenon of Venetian Blind Effect is largely applicable in 
A) Gel Electrophoresis
B) PAGE
C) Free Solution
D) Capillary
TLS Online TPP Program

#Question id: 5808

#Unit 8. Inheritance Biology

Mitochondrial DNA polymerase does not have an error checking mechanism such as that of nuclear DNA polymerase. This would be expected to lead to a higher rate of which type of mutation in mitochondrial DNA?
TLS Online TPP Program

#Question id: 1117

#Unit 4. Cell Communication and Cell Signaling

At puberty, an adolescent female body changes in both structure and function of several organ systems, primarily under the influence of changing concentrations of estrogen and other steroid hormones. How can one hormone, such as estrogen, mediate so many effects?
TLS Online TPP Program

#Question id: 1681

#Unit 4. Cell Communication and Cell Signaling

What do MHC class III genes encode?
TLS Online TPP Program

#Question id: 26860

#Unit 10. Ecological Principles

Trophic-level transfer efficiency is low for which reason?