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TLS Online TPP Program

#Question id: 24459

The correct sequence of events involved in phototransduction in rods and cones in response to light is:

#Unit 7. System Physiology – Animal
  1. activation of transducin, decreased release of glutamate, structural changes in rhodopsin, closure of Na + channels, and decrease in intracellular cGMP.
  2. decreased release of glutamate, activation of transducin, closure of Na + channels, decrease in intracellular cGMP, and structural changes in rhodopsin.
  3. structural changes in rhodopsin, decrease in intracellular cGMP, decreased release of glutamate, closure of Na + channels, and activation of transducin.
  4. structural changes in rhodopsin, activation of transducin, decrease in intracellular cGMP, closure of Na + channels, and decreased release of glutamate.
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TLS Online TPP Program

#Question id: 4202

#Unit 3. Fundamental Processes

The E site on the ribosome is the location of
TLS Online TPP Program

#Question id: 4203

#Unit 3. Fundamental Processes

 Translation begins to be terminated when
TLS Online TPP Program

#Question id: 4204

#Unit 3. Fundamental Processes

For each amino acid added to a polypeptide chain, __ phosphoanhydride bonds are cleaved.
TLS Online TPP Program

#Question id: 4205

#Unit 3. Fundamental Processes

Puromycin is an antibiotic that inhibits protein synthesis because
TLS Online TPP Program

#Question id: 4206

#Unit 3. Fundamental Processes

Ribosomal protein synthesis is controlled by inhibitor proteins, the genes of which are located on the ribosomal protein operon, and which bind to __ when ribosome assembly slows and bind to __ when ribosome assembly is proceeding at a steady rate.
TLS Online TPP Program

#Question id: 4207

#Unit 3. Fundamental Processes

 If there is more globin than heme present in a reticulocyte, globin synthesis is stopped by