A baby is born with an extra chromosome 21, causing developmental delays. What disorder is described?

A child develops a disorder due to both genetic factors and an unhealthy lifestyle. This disorder is classified as:

A patient has thick mucus blocking their lungs and pancreas due to a faulty gene inherited from both parents. This condition is:

A pregnant woman is advised to avoid alcohol and smoking to reduce risks of certain genetic conditions. These risks are linked to:

A genetic disorder affects the structure and number of chromosomes inside cells. Which category does it belong to?