Question

Which example would likely result in new combinations of DNA in an individual's offspring?(1 point)
Responses

UV radiation causing a mutation in a skin cell resulting in melanoma.
UV radiation causing a mutation in a skin cell resulting in melanoma.

A spontaneous mutation to the DNA in a lung cell during mitosis.
A spontaneous mutation to the DNA in a lung cell during mitosis.

Homologous chromosomes failing to separate during meiosis.
Homologous chromosomes failing to separate during meiosis.

Sister chromatids crossing over during mitosis in a heart cell.

Answer 1

Homologous chromosomes failing to separate during meiosis.

Explanation: This occurs during meiosis (the process that makes gametes), so it produces altered gametes that can be passed to offspring, creating new genetic combinations or chromosome-number changes.