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#Question id: 5557


The plasma membrane of the sea urchin egg ________.

#I Life Science/ Life Sciences Group – I-V
  1. is outside of the fertilization membrane

  2. releases calcium, which initiates the cortical reaction

  3. has receptor molecules that are specific for binding acrosomal proteins

  4. is a mesh of proteins crossing through the cytosol of the egg


Answer:- Option(s): 3


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#Question id: 7001

#SCPH28 | Zoology

If the apical ectodermal ridge is surgically removed from an embryo, it will lose ________.

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#Question id: 7002

#SCPH01 Biochemistry

The nematode Caenorhabditis elegans ________.

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#Question id: 7002

#SCPH28 | Zoology

The nematode Caenorhabditis elegans ________.

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#Question id: 7003

#SCPH01 Biochemistry

What structural adaptation in chickens allows them to lay their eggs in arid environments rather than in water?

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#Question id: 7003

#SCPH28 | Zoology

What structural adaptation in chickens allows them to lay their eggs in arid environments rather than in water?

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#Question id: 7004

#SCPH01 Biochemistry

Between fertilization and the first cleavage division, actin filaments pull the cytoplasm of the frog egg toward the point of sperm entry in a process called:

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