TLS Online TPP Program

#Question id: 5436


Quantitative characteristics arise from two phenomena either polygenic or environmental influence on genotype. Which of the following is not character of quantitative polygenic trait?

#Unit 8. Inheritance Biology
  1. Single genotype producing a range of phenotypes

  2. Single genotype mayproduce a single phenotype

  3. Many different genotypes may produce the same phenotype

  4. Extreme phenotype must encoded by a single genotype

More Questions
TLS Online TPP Program

#Question id: 11498

#Unit 7. System Physiology – Animal

Pain receptors in the skin are typically classified as which of the following?

TLS Online TPP Program

#Question id: 11497

#Unit 7. System Physiology – Animal

Which of the following is best described as an elongated, encapsulated receptor found in the dermal pegs of glabrous skin and is especially abundant on lips and fingertips?

TLS Online TPP Program

#Question id: 11496

#Unit 7. System Physiology – Animal

Forced rapid breathing results in alkalization of the blood which would lead to which of the following changes in neuronal activity?

TLS Online TPP Program

#Question id: 11495

#Unit 7. System Physiology – Animal

In a neuron with a resting membrane potential of −65mV, the distribution of which ion across the neuronal membrane represents the greatest potential electromotive force (EMF)?

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?

TLS Online TPP Program

#Question id: 11225

#Unit 7. System Physiology – Animal

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