Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In human beings, the colour of skin is controlled by
BiologyPrinciples of Inheritance and VariationNEET
Options:
  • A Multiple alleles
  • B Lethal genes
  • C Polygenic effect
  • D None of these
Solution:
1258 Upvotes Verified Answer
The correct answer is: Polygenic effect
In humans, skin colour is determined by three pairs of genes present at a different gene locus, thus it is polygenic inheritance. Each dominant allele contributes equally to the expression of the character and the net phenotype is due to the contribution of each dominant allele.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.