Use this information to answer thequestion: You have guinea pigs from two pure b

Question

Use this information to answer thequestion:

You have guinea pigs from two pure breeding lines. One line has black fur and red eyes the other line has white fur and blue eyes. When you cross them, all the F1 guinea pigs have black fur and blue eyes. When you cross the F1s to one another you get a total of 50 F2 offspring. There are 31 with black fur and red eyes, 15 with white fur and blue eyes, 2 with white fur and red eyes, and 2 with black fur and blue eyes. There are approximately equal numbers of males and females in each phenotypic category.

Question 4 What is the expected phenotypic ratio in the F2assuming independent assortment? 9:3:31 1:1:1:1 1:1 2 points Save Answer

Explanation / Answer

Answer:

Which is the expected phenotype ratio in the F2 assuming independent assortment?

Explanation:

Let Fur color be represented as: Black (B) White (b)

Let Eye color be denoted with: Blue (R) Red (r)

Based on the given information:

Gametes from BBrr are Br and Gametes from bbRR are bR

Punnett square:

bR bR Br BbRr BbRr br BbRr BbRr

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