Practice Questions

TLS Online TPP Program

#Question id: 21246

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

#Unit 7. System Physiology – Animal

activation of transducin, decreased release of glutamate, structural changes in rhodopsin, closure of Na + channels, and decrease in intracellular cGMP.
decreased release of glutamate, activation of transducin, closure of Na + channels, decrease in intracellular cGMP, and structural changes in rhodopsin.
structural changes in rhodopsin, decrease in intracellular cGMP, decreased release of glutamate, closure of Na + channels, and activation of transducin.
structural changes in rhodopsin, activation of transducin, decrease in intracellular cGMP, closure of Na + channels, and decreased release of glutamate.

More Questions

TLS Online TPP Program

#Question id: 20540

#Unit 12. Applied Biology

Toluene, ethylbenzene and xylene must be kept to ________levels in drinking and recreational waters due to their toxicity

TLS Online TPP Program

#Question id: 20541

#Unit 12. Applied Biology

Why do bacteria oxidize BTEXs and other organic pollutants?

TLS Online TPP Program

#Question id: 20542

#Unit 12. Applied Biology

In the process of bioremediation electrons or reducing equivalents from susceptible contaminants are transferred to which type of electron acceptor

TLS Online TPP Program

#Question id: 20712

#Unit 12. Applied Biology

In electron transfer process usable energy is recovered through which reactions and forms energy storage compounds or electrochemical gradients

TLS Online TPP Program

#Question id: 20713

#Unit 12. Applied Biology

Under anaerobic conditions and in the presence of what microbial electron transfer and respiration can proceed if suitable exogenous electron acceptors are available

TLS Online TPP Program

#Question id: 20714

#Unit 12. Applied Biology

Under what conditions microbial electron transfer and respiration can proceed if suitable exogenous electron acceptors are available