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:
#1
2.
#2:
#2
3.
#3:
#3
4.
#4:
#4
5.
#5:
#5
6.
#6:
#6
Column B
a.rude
b.RR
c.sweet
d.rr
e.respectful
f.sneaky
g.Rr
Column A
1. #1: RR
2. #2: RR
3. #3: Rr
4. #4: Rr
5. #5: Rr
6. #6: Rr
Column B
a. rude
b. RR
c. sweet
d. rr
e. respectful
f. sneaky
g. Rr
Phenotype ratio: 4 dominant (RR or Rr) : 2 recessive (rr)