system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 2-year-old boy is being evaluated for an autosomal-recessive condition that produces valine instead of glutamine in the β-globin gene. On further examination, the patient’s X-ray showed a crew cut appearance of the skull. Which of the following statements about his condition is false?
assistant
An individual needs 2 defective β-globin genes to have the sickle cell trait