If it were possible to conduct sophisticated microscopic and ...

[penguins]

If it were possible to conduct sophisticated microscopic and chemical analyses of microfossils found in 3.2-billion-year-old stromatolites, then one should be surprised to observe evidence of which of the following within such microfossils?
I.    double-stranded DNA
II.    a nuclear envelope
III.    a nucleoid
IV.    a nucleolus
V.    ribosomes
A) II only
B) III only
C) II and IV
D) II, III, and IV
E) all five of these

[Millan]

I know it's C, we did this last week

[penguins]

Thank you, thank you!!