For sneaky snakes, being rude (R) is dominant to being respectful (r). Complete the cross below, and determine the phenotype (dominant : recessive) ratio.
R r
r #1 #2
r #3 #4
2 (#5) : 2 (#6)
Column A
1.
#1:
f
#1
2.
#2:
f
#2
3.
#3:
e
#3
4.
#4:
e
#4
5.
#5:
f
#5
6.
#6:
f
#6
Column B
a.rude
b.sweet
c.RR
d.sneaky
e.rr
f.Rr
g.respectful
Column A
1. #1: f (Rude dominant)
2. #2: f (Rude dominant)
3. #3: e (Respectful recessive)
4. #4: e (Respectful recessive)
5. #5: f (Rude dominant)
6. #6: f (Rude dominant)
Column B
a. rude
b. sweet
c. RR
d. sneaky
e. rr
f. Rr
g. respectful
Phenotype (dominant : recessive) ratio:
4 (Rude dominant) : 2 (Respectful recessive)