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What was the griffith experiment? What did he find?
Studied mice. Two strains of bacteria- smooth and rough. Smooth killer. heat affected. transformation - dead smooth cells transformed live rough cells
What was the Avery, MacLeod and McCarty experiment?
only DNAses destroyed the ability of the purifiedmaterial to transform rough cells. Therefore,DNA was the transforming principle
What was the Hershey-Chase Experiment?
Answers: what part of the bacteriophage isresponsible for transferring the information needed to make more T2? Used radioactive isotopes
what are chargoffs rules?
% of A bases is similar to the % of T bases, and %C is similar to %G. The ratio of [A]+[T] to [G]+[C] (calledthe base composition) varies between different species, but is constant for different individuals within agiven species.
The info stored in DNA is _____. What is chromatin?
the order of basepairs. DNA gets wrapped around histone proteins andwound further to make a complex called chromatin,
What was the Meselson Stahl exp?
DNA replication is semi conservative. (strands separate, bases are added, two new daughter strands). THey added heavy N to DNA constantly then switched it up to light nitrogen
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