Mouse tail length is controlled by 3 gene pairs. The longest possible length is 93 mm (B₁B₁B₂B₂B3B3), while the shortest possible length is 57 mm (b₁b₁b₂b₂b3b3). Assume that the alleles have equal contribution and have cumulative effects. The F₁ and F₂ of the two parents below were studied. Parent 1 Parent 2 b₁b₁B₂B₂b3b3 B₁B₁b₂b₂B3B3 X Q: What is the tail length of the F1? A. 63 mm B. 66 mm C. 69 mm D. 75 mm/allele

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Mouse tail length is controlled by 3 gene pairs. The longest possible length is 93 mm (B₁B₁B₂B₂B3B3), while the shortest possible length is
57 mm (b₁b₁b₂b2b3b3). Assume that the alleles have equal contribution and have cumulative effects. The F₁ and F₂ of the two parents below
were studied.
Parent 1
Parent 2
b₁b₁B₂B₂b3b3
B₁B₁b₂b₂B3B3
X
Q: What is the tail length of the F1?
A. 63 mm
B. 66 mm
C. 69 mm
D. 75 mm/allele
Transcribed Image Text:Mouse tail length is controlled by 3 gene pairs. The longest possible length is 93 mm (B₁B₁B₂B₂B3B3), while the shortest possible length is 57 mm (b₁b₁b₂b2b3b3). Assume that the alleles have equal contribution and have cumulative effects. The F₁ and F₂ of the two parents below were studied. Parent 1 Parent 2 b₁b₁B₂B₂b3b3 B₁B₁b₂b₂B3B3 X Q: What is the tail length of the F1? A. 63 mm B. 66 mm C. 69 mm D. 75 mm/allele
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