Use the Punnett Square of Inheritance of Red-Green Color Blindness

question 29

Multiple Choice

Use the Punnett square of inheritance of red-green color blindness that is shown in the diagram to answer the following question. Recall that uppercase C is the dominant trait and lowercase c is the recessive trait. Which of the following statements would be true if the father was a color-blind male (X^cY instead of X^CY) ?

• A)All sons would be color blind.
• B)All daughters would be color blind.
• C)All daughters and sons would be color blind.
• D)Half the daughters and half of the sons would be color blind.
• E)The daughters would all be normal and half the son phenotypes would be color blind.

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