The genetic code is always read

A3 bases at a time in the same direction.
B4 bases at a time in the same direction.
C3 bases at a time and the direction varies.
D4 bases at a time and the direction varies.

Verified Answer :

A - 3 bases at a time in the same direction

emelem

a - 3 bases at a time in the same direction.

Extra info: 3 bases being read together is called the triplet code. It is read in one direction to prevent mistranscription from occurring so that the correct protein can be translated and synthesised.