Which of the following is true with respect to oligotrophic lakes and eutrophic lakes?

A) Oligotrophic lakes are less subject to oxygen depletion.

B) Rates of photosynthesis are lower in eutrophic lakes.

C) Eutrophic lake water contains higher concentrations of nutrients.

D)Sediments in oligotrophic lakes contain larger amounts of decomposable organic matter.

TLS Online TPP Program

#Question id: 2639

#Unit 2. Cellular Organization

A Lac repressor is a tetramer repressed when bound to the inducer. The trp repressor is a ____________________

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?