Question
“Phenylketonuria is a good example that explains Pleiotropy.” Justify.
✓
Answer
In pleiotropy a single gene can exhibit multiple phenotypic expressions. In phenylketonuria single mutated gene express multiple phenotypic expression like mental retardation and reduction in hair and skin pigmentation.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
- Name the specific cellular components, where phosphorus is in abundance in living organisms.
- Name the natural reservoir of phosphorus.
- Explain the phosphorus cycle.
Draw a labelled schematic structure of a transcription unit. Explain the function of each component in the unit in the process of transcription.
Trace the events that would take place in a flower from the time the pollen grain of the same species falls on the stigma up to the completion of fertilisation.
The graph given below shows the variation in the levels of ovarian hormones during various phases of menstrual cycle:
- Why should we conserve biodiversity? How can we do it?
- Explain the importance of biodiversity hot-spots and sacred groves.
Discuss the role of healthy ecosystem services as a prerequisite for a wide range of economic, environmental and aesthetic goods and services.
OR
Describe the advantages for keeping the ecosystem healthy.What are the major features of embryonic development at various months of pregnancy?
What is the significance of epididymis in male fertility?
Pistil of a flower does not accept pollen from any plant other than from its own kind. How does it happen? Explain.
Two heterozygous parents are crossed. If the two loci are linked what would be the distribution of phenotypic features in F1 generation for a dibybrid cross?