What is the complementary strand for the DNA strand ATTCGGACTA?
The letters A, T, C and G represent the nucleotides or nitrogenous bases that make up a strand of DNA:
A = adenine
T = thymine
C = cytosine
G = guanine
Adenine and guanine are a class of molecules called purines and cytosine and thymine are in a class called pyrimidines. Adenine pairs with thymine and cytosine pairs with guanine. The two opposite DNA strands...
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