In mice, black fur (B) is dominant to brown fur (b), and short tails (T) are dominant to long tails (t). What fraction of the progeny of a BbTt × BBtt cross are expected to have black fur and long tails?

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter12: Mendel's Experiments And Heredity
Section: Chapter Questions
Problem 24CTQ: Mendel performs a cross using a true-breeding pea plant with round, yellow seeds and a true-...
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In mice, black fur (B) is dominant to brown fur (b), and short tails (T) are dominant to
long tails (t). What fraction of the progeny of a BbTt x BBtt cross are expected to
have black fur and long tails?
1/16
1/2
9/16
3/16
Transcribed Image Text:In mice, black fur (B) is dominant to brown fur (b), and short tails (T) are dominant to long tails (t). What fraction of the progeny of a BbTt x BBtt cross are expected to have black fur and long tails? 1/16 1/2 9/16 3/16
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