Cystic fibrosis is caused by a(n): A) sex-linked abnormality. ...

[formula1]

Cystic fibrosis is caused by a(n):
 
  A) sex-linked abnormality.
  B) abnormality in the 21st pair of chromosomes.
  C) recessive gene.
  D) single segment found only on the Y chromosome.

Question 2

Visual-spatial ability refers to the ability to visualize objects or shapes and to mentally manipulate and rotate them.
 
  Indicate whether the statement is true or false

[chevyboi1976]

Answer to Question 1

C

Answer to Question 2

True

[formula1]

Thanks for the timely response, appreciate it

[cdmart10]

Gracias!