Exam questionKROK 1Medicine ยท 2017
Cystinuria manifests itself in a human as cystine stones in the kidneys (homozygous individuals) or increased cystine content in the urine (heterozygous individuals). Cystinuria is a monogenic disorder. Determine the type of interaction between the genes of cystinuria and normal urine cystine excretion:
Answer options
- Complete dominance
- Complementarity
- Codominance
- Semidominance
- Epistasis
Correct answer
Semidominance
Explanation
Semi dominance is a form of intermediate inheritance in which one allele for a specific trait is not completely expressed over its paired allele.
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