An autosomal dominant disease occurs when an individual is ...

[LaDunn]

An autosomal dominant disease occurs when an individual is __________.
 
  a. heterozygous for a dominant, disease-causing allele
  b. codominant for a recessive, disease-causing allele
  c. homozygous for a recessive, disease-causing allele
  d. none of these

Question 2

Which of the following is caused by an insertion mutation?
 
  a. sickle cell disease
  b. Down's syndrome
  c. Hasburgs face
  d. Huntington's disease

[snackralk]

Answer to Question 1

Answer a

Answer to Question 2

Answer d

[LaDunn]

YES! Correct, THANKS for helping me on my review

[olderstudent]

Thanks for the timely response, appreciate it