a. Analyzed base composition of DNA and reported that base composition of DNA __from one species to the next and analyzed ratios of bases
i. Adenine amounts are equal to __ amounts/ cytosine amounts are equal to __ amounts
1. Led to __:
a. what are they?
- Erwin Chargaff
- Chargoff’s rules:
- 1) base composition varies between species
- 2) Within a species, the number of A and T bases are equal, and the number of C and G bases are equal