Match each term with its corresponding definition or description.
-Condition of people with only a single X chromosome (XO)

Question

Quizplus · Accepted Answer

Turner syndrome is a condition in which a person only has one X chromosome (XO).

Answer: B 
 Cystic fibrosis is a single-gene disease caused by mutations in the CFTR gene.

Answer: C 
 Down syndrome is a genetic condition caused by an extra copy of chromosome 21.

Answer: D 
 A pedigree is a diagram that shows the genetic relationships among family members.

Answer: E 
 Single-gene diseases are caused by mutations in a single gene, such as cystic fibrosis.

Answer: F 
 Klinefelter syndrome is a condition in which a person has an extra X chromosome (XXY).

Answer: G 
 A karyotype is a picture of all the chromosomes in a cell, arranged in order by size and shape.

Answer: H 
 Genetic predisposition is the increased likelihood of developing a certain disease or condition due to inherited genetic factors.

Answer: I 
 PKU is a metabolic disorder caused by a mutation in the PAH gene, leading to a buildup of phenylalanine.

Answer: J 
 A Punnett square is a diagram used to predict the possible genetic outcomes of a cross between two individuals.

Match Each Term with Its Corresponding Definition or Description