Reproduction in Whiptail Lizards

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Questions and Answers

What is the process by which the sperm's acrosomal enzymes break down the egg's jelly?

  • Cleavage
  • Digestion
  • Fertilization
  • Acrosomal reaction (correct)

During fertilization, what is the function of the proteins on the sperm head?

  • To bind to egg receptors (correct)
  • To break down the egg's jelly
  • To fuse with the egg's plasma membrane
  • To nourish the developing embryo

What is the result of the fusion of the sperm and egg plasma membranes?

  • The release of acrosomal enzymes
  • The fusion of sperm and egg nuclei
  • The formation of a zygote (correct)
  • The formation of a fertilization envelope

What is the purpose of cleavage in embryonic development?

<p>To create a multicellular embryo (A)</p> Signup and view all the answers

What is the result of the fusion of the sperm and egg nuclei?

<p>The formation of a zygote (D)</p> Signup and view all the answers

What is the term for the rapid succession of cell divisions that creates a multicellular embryo from the zygote?

<p>Cleavage (B)</p> Signup and view all the answers

What is the name of the structure formed during cleavage that will eventually give rise to the embryo?

<p>Morula (D)</p> Signup and view all the answers

During what phase of embryonic development does the embryo undergo rapid cell divisions?

<p>Cleavage (D)</p> Signup and view all the answers

What is the term for the hollow cavity that forms during cleavage?

<p>Blastocoel (A)</p> Signup and view all the answers

What is the result of the partitioning of the multicellular embryo during cleavage?

<p>The formation of developmental regions (B)</p> Signup and view all the answers

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