Practice Questions

TLS Online TPP Program

#Question id: 11126

Which of the following is characteristic of the events occurring at an excitatory synapse?

#7. System Physiology – Animal

There is a massive efflux of calcium from the presynaptic terminal
Synaptic vesicles bind to the postsynaptic membrane
Voltage-gated potassium channels are closed
Ligand-gated channels are opened to allow sodium entry into the postsynaptic neuron

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#Question id: 3863

#3. Fundamental Processes

Introns in nuclear pre-mRNAs are excised by:

#Question id: 10681

#10. Ecological Principles

Which of the following is not condition for commensalism?

#Question id: 11582

#7. System Physiology – Animal

Following a stressful stimulus, the fight-or-flight response will cause ________.

#Question id: 3018

#2. Cellular Organization

In the growth curve of a bacteria population, the bacteria are rapidly increasing in number in the

#Question id: 19304

#12. Applied Biology