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Author Question: Natural selection may have shaped the ABO blood group system on the basis of traits involved in ... (Read 37 times)

cartlidgeashley

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on: Aug 11, 2018
Natural selection may have shaped the ABO blood group system on the basis of traits involved in __________.
 
  A. altitude adjustment
  B. temperature accommodation
  C. disease resistance
  D. exposure to sunlight

Question 2

The sickle-cell allele continues to be transmitted in some populations because it confers protection against __________.
 
  A. rickets
  B. antigens
  C. malaria
  D. lactose


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Li Jun

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

Answer: C

Answer to Question 2

Answer: C


cartlidgeashley

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Reply 2 on: Aug 11, 2018
YES! Correct, THANKS for helping me on my review

Sarahjh

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Reply 3 on: Yesterday
Excellent

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