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#Question id: 11004


Which of the following is most likely to cause the heart to go into spastic contraction?

#XL - T Zoology
  1. Increased sympathetic activity
  2. Decreased extracellular fluid potassium ions

  3. Excess extracellular fluid potassium ions
  4. Excess extracellular fluid calcium ions

Answer:- Option(s): 4


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#Question id: 3936

#XL - Q Biochemistry

The large RNA-protein complex that processes introns and exons is called __.

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#Question id: 3937

#XL - Q Biochemistry

Why was Neurospora a good organism for Beadle and Tatum's studies?

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#Question id: 3938

#XL - Q Biochemistry

The tertiary structure of RNA is mostly dependent upon:

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#Question id: 3939

#XL - Q Biochemistry

When used to describe the RNA polymerases, the term “processive” refers to:

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#Question id: 3940

#XL - Q Biochemistry

You have examined nucleoli structures from several sources listed below and find that the cell type with the largest nucleolus is the:

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#Question id: 3941

#XL - Q Biochemistry

The 5S rRNA differs from the other cellular rRNAs in which of the following ways?

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