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TLS Online TPP Program

#Question id: 4480

The reason for TBP’s unorthodox recognition mechanism is

#Unit 3. Fundamental Processes

  1. More typically, proteins recognize DNA using alpha helices inserted into the minor groove of DNA

  2. TBP uses an extensive region of beta sheet to recognize the minor groove of the TATA element.

  3. A and B Both

  4. Only B

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TLS Online TPP Program

#Question id: 8936

#Unit 9. Diversity of Life Forms

Organisms showing radial symmetry would likely
TLS Online TPP Program

#Question id: 28493

#Unit 5. Developmental Biology

Zone of polarizing activity (ZPA) involves in which patterns of cell fates?
TLS Online TPP Program

#Question id: 3957

#Unit 3. Fundamental Processes

In mammalian cells, the DNA of the centromere is characteristic of:
TLS Online TPP Program

#Question id: 1127

#Unit 4. Cell Communication and Cell Signaling

Which of the following steps does not occur after acetylcholine binds to the muscarinic acetylcholine receptor in heart muscle cells?
TLS Online TPP Program

#Question id: 11922

#Unit 10. Ecological Principles

Which of the following environmental features might influence microclimates?