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#Question id: 10985


What is the membrane potential (threshold level) at which the S-A node discharges?

#I Life Science/ Life Sciences Group – I-V
  1. −40 mV
  2. −55 mV
  3. −65 mV
  4. −85 mV

Answer:- Option(s): 1


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#Question id: 27994

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#Question id: 13102

#SCPH01 Biochemistry

 With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 
You do each PCR reaction and load each one into a separate well of an agarose gel, and then run the gel.
 

 Why is it that having more repeats leads to a band that is higher in the gel?

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#Question id: 567

#SCPH06 I Botany

Penicillin and related drugs inhibit the enzyme; this enzyme is produced by 

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