Which one describes how an amino acid substitution at

Last updated: 5/15/2023

Which one describes how an amino acid substitution at position 12 in the polypeptide affects the functional properties of the mutant form of Ras known as Ras D in comparison t wild type Ras OA wild type Ras inactive when mitogen absent mutant Ras D inactive when mitogen absent O B wild type Ras constitutively active when mitogen absent mutant Ras D constitutively active when mitogen absent OC wild type Ras inactive when mitogen absent mutant Ras D constitutively active when mitogen absent O D wild type Ras constitutively active when mitogen absent mutant Ras D inactive when mitogen absent O E wild type Ras active only when mitogen present mutant Ras D inactivated by mitogen