8.1
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how many rings is pyrimidine?
one
purine has two bases, which are?
a and g
what are the pairings for the bases
a and t c and g
what did the griffin experiment set up?
proved genetic material can be passed on
s strain caused mice to do what?
die
in the avery experiment, what happened when they added dnase
no transformation
why were scientists still not convinced after the very experiment that DNA was the reason for transformation
they thought proteins did it because they were more complex
what was the hershey-chase experiment?
replaced elements with their radioactive isotopes (only for proteins and DNA) into a virus to see if it would transform, and how much it would.
does a and t vary from one species to the next?
yes, so does c and g
guanine is what to cytosine?
similar