The Mutation That Causes Sickle Cell Anemia Can Be Tested

Multiple Choice

The mutation that causes sickle cell anemia can be tested for by:
1) Testing for the presence or absence of a specific restriction enzyme cleavage site in DNA
2) Testing for the presence of a trinucleotide repeat in DNA
3) Testing for the absence of a trinucleotide repeat in DNA

A) 1
B) 2
C) 3
D) 1 and 2
E) All of these