A researcher engineers a deletion in the genome of sperm cell DNA that inhibits production of an enzyme in the sperm cell membrane. The researcher then adds the sperm to a culture dish with a secondary oocyte, along with chemicals to guide the sperm to the oocyte. Upon observation, it is found that the sperm fails to penetrate the corona radiata of the oocyte. What enzyme has been deleted from the sperm membrane?
A) Hyaluronidase
B) Juno
C) Catalase
D) Acetylcholinesterase
Correct Answer:
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