Dihybrid Crosses

Shannan Muskopf
Quiz by Shannan Muskopf, updated more than 1 year ago
Shannan Muskopf
Created by Shannan Muskopf over 3 years ago
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Description

Quiz on Dihybrid Crosses, created by Shannan Muskopf on 06/03/2018.

Resource summary

Question 1

Question
In the cross shown, which of the following most likely represents the genotypes of the parents?
Answer
  • bbll x BbLl
  • BbLl x BbLl
  • Bbll x bbll

Question 2

Question
Two black guinea pigs are both heterozygous for hair length and hair color (BbHh). How many of their offspring will have short, white hair?
Answer
  • 1/16
  • 3/16
  • 4/16
  • 9/16

Question 3

Question
A tall, purple flowered pea plant (TtPp) is crossed with one that is short (tt) and has purple flowers (Pp). How many of their offspring will be short and have white flowers?
Answer
  • 1/8
  • 1/4
  • 1/2
  • 3/16

Question 4

Question
In fruit flies, vestigial wings are recessive (gg), and sepia eyes (ee) are also recessive. A red eyed, vestigial winged fly (Eegg) is crossed with one that is red eyed and has normal wings (EeGG). How many offspring will have sepia eyes and normal wings?
Answer
  • 1/4
  • 1/2
  • 3/4
  • 1/16
  • 3/16

Question 5

Question
A fruit fly with sepia eyes and vestigial wings (eegg) is crossed with one that is heterozygous for both traits. How many of their offspring will have sepia eyes and normal wings?
Answer
  • 1/8
  • 1/4
  • 1/2
  • 3/4
  • 3/16
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