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Author Question: Which of the following statements about individuals with the HbS allele in the homozygous form is ... (Read 68 times)

littleanan

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on: Aug 11, 2018
Which of the following statements about individuals with the HbS allele in the homozygous form is true?
 
  A. They lack the capacity to digest lactose.
  B. They usually develop fatal cases of sickle-cell anemia.
  C. They rarely develop any form of sickle-cell anemia before reaching reproductive age.
  D. They are usually found in temperate regions of the world.
  E. They always develop fatal cases of sickle-cell anemia late in life.

Question 2

What does gene flow act against?
 
  A. migration
  B. speciation
  C. natural selection
  D. mutations
  E. balanced polymorphisms


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choc0chan

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Reply #1 on: Aug 11, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


littleanan

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Reply #2 on: Aug 11, 2018
TY


choc0chan

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Reply #3 on: Aug 11, 2018
You're welcome


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