Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 8007
TLS Online TPP Program

#Question id: 11225

What happens if twice as many inhibitory postsynaptic potentials (IPSPs) as excitatory postsynaptic potentials (EPSPs) arrive in close proximity at a postsynaptic neuron?

#Unit 7. System Physiology – Animal
  1. A stronger action potential results.
  2. A weaker action potential results.
  3. No action potential results.
  4. Many action potentials result.
More Questions
TLS Online TPP Program

#Question id: 19195

#Unit 13. Methods in Biology

Choose the correct statement for genomic libraries.
TLS Online TPP Program

#Question id: 9259

#Unit 9. Diversity of Life Forms

The oceans affect the biosphere in all of the following ways except
TLS Online TPP Program

#Question id: 4250

#Unit 3. Fundamental Processes

Which of the following types of mutation, resulting in an error in the mRNA just after the AUG start of translation, is likely to have the most serious effect on the polypeptide product?
TLS Online TPP Program

#Question id: 15856

#Unit 5. Developmental Biology

If the Sxl gene is non-functional in a cell with two X chromosomes, which of the following will not work?
TLS Online TPP Program

#Question id: 11226

#Unit 7. System Physiology – Animal

At the neuromuscular junction, the neurotransmitter acetylcholine (ACh) is degraded by acetylcholinesterase. If a neurophysiologist applies the naturally occurring acetylcholinesterase inhibitor, onchidal (produced by the mollusc Onchidella binneyi), to a synapse, what would you expect to happen?