Question Detail

BIO 201 Genetics 1 Objective Question

Question

What is the expected number of distinct phenotypic classes in the offspring of a selfed tetrahybrid organism (AaBbCcDd) with complete dominance at all loci?
Options
A 8
B 16
Correct Answer
C 32
D 64
Correct Answer

Option B is the correct answer.

Detailed Explanation

The number of phenotypic classes is given by 2^n, where n is the number of heterozygous loci. For a tetrahybrid cross, 2^4 = 16 distinct phenotypic classes.

Hint

No hint available

Question Info