TLS Online TPP Program

#Question id: 3640


Which of the following is true for the mechanism of excision repair?

#Part-A Aptitude & General Biotechnology
  1. Endonuclease cleavage removes a portion of the damaged strand.

  2. The gap is filled in by DNA polymerase I

  3. The sugar-phosphate backbone is resealed by DNA ligase.

  4. All of the above are correct.

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TLS Online TPP Program

#Question id: 11224

#Part-B Specialized Branches in Biotechnology

How could you increase the magnitude of excitatory postsynaptic potentials (EPSPs) generated at a synapse?

TLS Online TPP Program

#Question id: 11225

#Part-B Specialized Branches in Biotechnology

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

TLS Online TPP Program

#Question id: 11226

#Part-B Specialized Branches in Biotechnology

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: 11265

#Part-B Specialized Branches in Biotechnology

Approximately how many kg of carnivore production can be supported by a field plot containing 2000 kg of plant material?

TLS Online TPP Program

#Question id: 11266

#Part-B Specialized Branches in Biotechnology

Which of the following options lists ecosystems in increasing order of consumption efficiency of herbivore?

TLS Online TPP Program

#Question id: 11267

#Part-B Specialized Branches in Biotechnology

Two boottle containing phyoplankton in growing stage with oxygen level  20 mg/ml, in which one bottle placed in dark but another bottle placed in light , allowed to measurment of oxygen level is  15 mg/ml in dark bottle, 30 mg/ml in light bottle. Which of the following measure GPP is