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TLS Online TPP Program

#Question id: 3432

Which of the following statements is (are) true of fixed action patterns?

#Unit 11. Evolution and Behavior

  1. They are highly stereotyped, instinctive behaviors.

  2. They are triggered by sign stimuli in the environment and, once begun, are continued to completion.

  3. An inappropriate stimulus can sometimes trigger them.

  4. All

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TLS Online TPP Program

#Question id: 2640

#Unit 2. Cellular Organization

Which of these properties do not agree with trp operon attenuator?
TLS Online TPP Program

#Question id: 2641

#Unit 2. Cellular Organization

Which segments of the attenuator together form the repression loop?
TLS Online TPP Program

#Question id: 2642

#Unit 2. Cellular Organization

We know that lactose has a positive impact on the activity of the lac operon. Tryptophan’s presence has a ________________
TLS Online TPP Program

#Question id: 2644

#Unit 2. Cellular Organization

Which of these items have a positive impact on PEDCBA transcription?
TLS Online TPP Program

#Question id: 2645

#Unit 2. Cellular Organization

When uncharged tRNA concentration is low what will you expect as the activity of tryptophan operon?
TLS Online TPP Program

#Question id: 2646

#Unit 2. Cellular Organization

How many stem loop structures play important role in complete system of tryptophan gene regulation?