5
AssignmentMultiple Select

Inheritance Patterns

Question 5 • CV Q4 M/J Science 3 Adv 2002110 Compacted Review of Grade.7.Life for SSA Prep

Which statements correctly describe the inheritance pattern for the alleles that control blood type?Select three options.

Answer
A
IA is dominant.
B
IB is dominant.
C
i is dominant.
D
IA is recessive.
E
IB is recessive.
F
i is recessive.

Explanation

The ABO blood-type alleles follow a codominance pattern: Iᴬ and Iᴮ are each dominant over i, and Iᴬ and Iᴮ are codominant with each other when inherited together. Therefore, Iᴬ is dominant, Iᴮ is dominant, and i is recessive.

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