TLS Online TPP Program

#Question id: 11126


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

#I Life Science/ Life Sciences Group – I-V
  1. There is a massive efflux of calcium from the presynaptic terminal
  2. Synaptic vesicles bind to the postsynaptic membrane
  3. Voltage-gated potassium channels are closed
  4. Ligand-gated channels are opened to allow sodium entry into the postsynaptic neuron
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TLS Online TPP Program

#Question id: 13037

#SCPH06 I Botany

Which of the following proteins will be most far away from the positively charged electrode during isoelectric focusing in a buffer with pH of 5?

TLS Online TPP Program

#Question id: 13037

#SCPH28 | Zoology

Which of the following proteins will be most far away from the positively charged electrode during isoelectric focusing in a buffer with pH of 5?

TLS Online TPP Program

#Question id: 13038

#SCPH01 Biochemistry

Please arrange the following steps about ELIZA (Enzyme-linked immunosorbent assay) in chronological order
i. incubate with antibody-enzyme complex that binds primary antibody
ii. coat surface with antigen, block unoccupied sites with nonspecific protein
iii. add substrate, formation of colored product indicates presence of specific antigen
iv. incubate with primary antibody against specific antigen

TLS Online TPP Program

#Question id: 13038

#SCPH05 I Biotechnology

Please arrange the following steps about ELIZA (Enzyme-linked immunosorbent assay) in chronological order
i. incubate with antibody-enzyme complex that binds primary antibody
ii. coat surface with antigen, block unoccupied sites with nonspecific protein
iii. add substrate, formation of colored product indicates presence of specific antigen
iv. incubate with primary antibody against specific antigen

TLS Online TPP Program

#Question id: 13038

#SCPH06 I Botany

Please arrange the following steps about ELIZA (Enzyme-linked immunosorbent assay) in chronological order
i. incubate with antibody-enzyme complex that binds primary antibody
ii. coat surface with antigen, block unoccupied sites with nonspecific protein
iii. add substrate, formation of colored product indicates presence of specific antigen
iv. incubate with primary antibody against specific antigen

TLS Online TPP Program

#Question id: 13038

#SCPH28 | Zoology

Please arrange the following steps about ELIZA (Enzyme-linked immunosorbent assay) in chronological order
i. incubate with antibody-enzyme complex that binds primary antibody
ii. coat surface with antigen, block unoccupied sites with nonspecific protein
iii. add substrate, formation of colored product indicates presence of specific antigen
iv. incubate with primary antibody against specific antigen