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TLS Online TPP Program

#Question id: 683

Which factor does not help to explain why many proteins exhibit quaternary structure?

#1. Molecules and their Interaction Relevant to Biology

  1. Oligomers are usually more stable than the free monomers.

  2. Active sites can be formed when the protein chains associate.

  3. The subunits always are able to maintain the same three-dimensional structure whether they are associated into an oligomer or not.

  4. Increased efficiency by the sharing of the same subunit with the same function among different proteins.

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TLS Online TPP Program

#Question id: 17198

#7. System Physiology – Animal

What is the role of endorphins?
TLS Online TPP Program

#Question id: 4943

#11. Evolution and Behavior

In what way were conditions on the early Earth of more than 3 billion years ago different from those on todayʹs Earth?
TLS Online TPP Program

#Question id: 19123

#12. Applied Biology

What is a Biosensor?
1. Device which employs a biological material to specifically interact with an analyte
2. Physical change measured and converted into an electrical signal 
3. Device which separate analytes 
Which of the following above statements are true for biosensor?
TLS Online TPP Program

#Question id: 3623

#8. Inheritance Biology

To carry out a complementation test, which of the following statement is correct?
TLS Online TPP Program

#Question id: 1051

#4. Cell Communication and Cell Signaling

The shape of the virus is determined by its