During Fertilization in Sea Urchins,the Protein Bindin Binds to a Bindin

question 17

Multiple Choice

During fertilization in sea urchins,the protein bindin binds to a bindin receptor on the egg.How would the process of fertilization be affected if a mutation was present in the binding receptor?

• A)The sperm would still penetrate the egg but further cell division would not occur.
• B)The sperm would not bind to the surface of the egg and so fertilization will not occur.
• C)The mutated receptor would allow multiple sperm cells to enter the egg (polyspermy).

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