Respuesta :
Answer:
Variants can affect one or more DNA building blocks (nucleotides) in a gene. Gene variants can be inherited from a parent or occur during a person's lifetime: ... When an egg and a sperm cell unite, the resulting fertilized egg cell contains DNA from both parents
Explanation:
Answer:
Variants can affect one or more DNA building blocks (nucleotides) in a gene. Gene variants can be inherited from a parent or occur during a person's lifetime: ... When an egg and a sperm cell unite, the resulting fertilized egg cell contains DNA from both parents
Explanation: