The transition from the closed to the open complex involves structural changes in the enzyme and the opening of the DNA double helix to reveal the template and nontemplate strands. This “melting” involves

A. Isomerization reaction and it does not require energy derived from ATP hydrolysis

B. Isomerization is essentially irreversible and, once complete, typically guarantees that transcription will subsequently initiate

C. Positions –11 and -2, with respect to the transcription start site.

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#Question id: 15121

#Unit 8. Inheritance Biology

Which of the following examples would NOT be consistent with a gene dosage effect?

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#Question id: 18005

#Unit 9. Diversity of Life Forms

Which structure is common to both gymnosperms and angiosperms? 

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#Question id: 15982

#Unit 12. Applied Biology

Which one of the following technique is used for inserting a foreign gene into a cell?

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#Question id: 4984

#Unit 11. Evolution and Behavior

A hypothetical mutation in a squirrel population produces organisms with eight legs rather than four. Further, these mutant squirrels survive, successfully invade new habitats, and eventually give rise to a new species. The initial event, giving rise to extra legs, would be a good example of

TLS Online TPP Program

#Question id: 1565

#Unit 4. Cell Communication and Cell Signaling

Which of the following are symptoms of inflammation that might appear in such art?