How many possible reading frames are in a single strand of DNA? Forty-six One Twenty-three Depends on the species Three

A DNA can be read in ___ different reading frames 8 7 6 5

A single strand of DNA contains:

In what direction is the strand of DNA read by RNA Polymerase II? 5' to 3' 3' to 3' 3' to 5' 5' to 5' Varies between species

The results of gel electrophoresis are shown below, with four different strands of DNA labeled.Which strand of DNA is the shortest?A.2B.4C.3D.1

How many kinds of nucleotides does DNA have?