Polygenic traits a. are discrete b. have a continuous range ...

[mia]

Polygenic traits
 
  a. are discrete
  b. have a continuous range of expression
  c. are controlled by only one genetic locus
  d. include the ABO blood type system and cystic fibrosis
  e. are also called Mendelian traits

Question 2

Which statement concerning polygenic traits is not true?
 
  a. They are governed by more than one genetic locus.
  b. Their expression is often influenced by genetic/environmental interactions.
  c. The alleles have an additive effect on the phenotype.
  d. They are continuous traits
  e. The most frequently discussed are skin, hair and eye color.

[Jadwiga9]

Answer to Question 1

b

Answer to Question 2

c

[mia]

Excellent

[Alyson.hiatt@yahoo.com]

Thanks for the timely response, appreciate it