All Living Organisms Share Characteristics Such as DNA, the Molecule

Multiple Choice

All living organisms share characteristics such as DNA, the molecule that passes information between generations; metabolic processes like glycolysis; and the ability to utilize specific energy sources. This is thought to be due to

A) a common ancestor.
B) limited environmental stimuli.
C) the presence of transitional forms.
D) postzygotic isolation.
E) prezygotic isolation.