A cross is made between a heterozygote, +++/abc, and a recessive homozygote, abc/abc. Analysis of the progeny gave the following results + + + 450 + + C 10 a + C 70 + b c 210 + b 65 a + + 200 a bc 460 a b + 15 What is the map distance between the a and b genes? O 34.45 map units 36.23 map units • 38.51 map units O 40.20 map units 43.01 map units

Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter20: Chromosomes And Human Genetics
Section: Chapter Questions
Problem 7CT: The following pedigree shows the pattern of inheritance of red-green color blindness in a family....
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Note: The next four questions are based on the same three-factor cross shown here. So please keep track of your calculations.
A cross is made between a heterozygote, +++/abc, and a recessive homozygote, abc/abc. Analysis of the progeny gave the following results:
+ + +
450
+ + C
10
70
a + c
+ b c
210
+ b +
65
200
а +
a bc
460
a b +
15
What is the map distance between the a and b genes?
O 34.45 map units
O 36.23 map units
• 38.51 map units
O 40.20 map units
O 43.01 map units
* Previous
Next
Esc
F3
F4
PrtScn
Home
End
F10
FS
F6
@
23
%24
%
3.
4
5
6.
8.
W
T
Y.
U
< LO
S'
41
Transcribed Image Text:Note: The next four questions are based on the same three-factor cross shown here. So please keep track of your calculations. A cross is made between a heterozygote, +++/abc, and a recessive homozygote, abc/abc. Analysis of the progeny gave the following results: + + + 450 + + C 10 70 a + c + b c 210 + b + 65 200 а + a bc 460 a b + 15 What is the map distance between the a and b genes? O 34.45 map units O 36.23 map units • 38.51 map units O 40.20 map units O 43.01 map units * Previous Next Esc F3 F4 PrtScn Home End F10 FS F6 @ 23 %24 % 3. 4 5 6. 8. W T Y. U < LO S' 41
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ISBN:
9781305112100
Author:
Cecie Starr, Beverly McMillan
Publisher:
Cengage Learning