You are studying two traits in fruit flies: 1. eye color where there are two colors, brown and red 2. wing shape where there are straight and curled phenotypes
You mate two flies that are heterozygous for the genes that control both of these traits and
get the following phenotypes in the following ratio:
9 red and straight; 3 red and curled; 3 brown and straight; 1 brown and curled
Which phenotypes are dominant?
What will be an ideal response?
red
straight
You might also like to view...
One treatment for Gaucher disease is enzyme replacement therapy
a. True b. False Indicate whether the statement is true or false
Many closely related duck species exhibit ____, the dramatic variation in the appearance of males but not females,
which is an almost certain sign of ____.
a. asexual reproduction; sexual selection b. asexual reproduction; artificial selection c. sexual dimorphism; sexual selection d. sexual dimorphism; artificial selection e. sexual uniformitarianism; sexual selection
pH
What will be an ideal response?
Which structure is the most immediate precursor of the brain?
a. neural tube b. neural groove c. neural crest d. neural folds e. neural plate