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#Question id: 5561


In sea urchins, the "fast block" and the longer lasting "slow block" to polyspermy, respectively, are ________.

#SCPH01 Biochemistry
  1. the acrosomal reaction and the formation of egg white

  2. the cortical reaction and the formation of yolk protein

  3. the jelly coat of the egg and the vitelline membrane

  4. membrane depolarization and the cortical reaction


Answer:- Option(s): 4


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#Question id: 778

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#Question id: 778

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#Question id: 779

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#Question id: 779

#SCPH06 I Botany

Which is TRUE of the following statements?

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