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4.Principles of Inheritance and Variation
normal
A black hybrid mouse is crossed with a pure brown mouse to produce a total of $24$ young ones. Which of the following result is most likely to be correct
A
$13$ black males and $11$ black females
B
$11$ brown males and $13$ brown females
C
$8$ black males, $10$ black females, $3$ brown males, $3$ brown females
D
$5$ black males, $6$ brown males, $7$ black females, $6$ brown females
Solution
(d) When a hybrid black mouse is crossed with pure brown mouse $(recessive \,character) $, the offspring produced would be black and brown in equal proportions, the sex of the mouse has no role in this inheritance.
Standard 12
Biology
