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Author Question: The full expression of Lewis antigens is not reached until around ___ years of age. a. 3 b. 5 ... (Read 42 times)

cmoore54

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on: Jun 25, 2018
The full expression of Lewis antigens is not reached until around ___ years of age.
 
  a. 3
  b. 5
  c. 7
  d. 9

Question 2

The null phenotype in the Duffy system is produced by inheriting
 
  a. the genotype FYA/FYA
  b. the phenotype Fy (a+b-)
  c. the FY3 antigen
  d. two FY genes


swimkari

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Reply #1 on: Jun 25, 2018
Answer to Question 1

Answer: c

Answer to Question 2

Answer: d


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cmoore54

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Reply #2 on: Jun 25, 2018
Thank you


swimkari

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Reply #3 on: Jun 25, 2018
No problemo


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