Are Dominant Traits Common or Rare? Understanding Genetic Dominance

Explore whether dominant traits are rare and learn about their prevalence in genetics.

0 views

Dominant traits are not necessarily rare. Dominance in genetic terms refers to how traits manifest in offspring when parents carry different alleles. Traits can be common or rare depending on the specific gene and population characteristics. For example, brown eyes are a dominant trait and common, but other dominant traits may be less frequent.

FAQs & Answers

  1. What are examples of dominant traits? Common examples of dominant traits include brown eyes, curly hair, and free earlobes.
  2. How do dominant and recessive traits differ? Dominant traits manifest when at least one dominant allele is present, while recessive traits require two recessive alleles to be expressed.
  3. Can dominant traits be rare? Yes, while some dominant traits are common, others can be rare depending on the gene and population.