Question

A gardener maintains a species of roses that produce either yellow flowers (the dominant phenotype) or white flowers (the recessive phenotype). One day, the gardener observes that a cross between two yellow rose bushes has led to a single rose bush with orange flowers.

What evolutionary mechanism is involved in the change in the gene pool of this species?

Answer 1

Answer: Mutation

Explanation: Mutation is a term in biology that occures when nucleotide sequence changes in DNA that are permanently retained and transmitted to progeny cells. Mutations happen in every cells and organisms like spontaneous mutations and induced mutations.