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#Question id: 12584


Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 

#10. Ecological Principles
  1. Depletion of atmospheric ozone 
  2. Turnover
  3. Biological magnification 
  4. Greenhouse effect

Answer:- Option(s): 3


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#Question id: 23304

#Aptitude

Suppose your colleague either commits theft or torn out your postage from school due to jealously. How would you overcome this problem?

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#Question id: 4152

#3. Fundamental Processes

The pathway for polypeptides exported from E. coli includes the following steps, which occur in what order for correct export?

1.  A chaperone, SecA, binds to the polypeptide.

2.  A chaperone, SecB, binds to the polypeptide.

3.  ATP is hydrolyzed by Sec A.

4.  SecA pushes 20 amino acids of the polypeptide into the translocation complex.

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#Question id: 23333

#Aptitude

The characteristics of experimental method is

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#Question id: 3517

#8. Inheritance Biology

The following two genotypes are crossed: AaBbCcddX AabbCcDd. What will number of different genotypes among the progeny of this cross?

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#Question id: 24154

#Aptitude

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