You would expect a 3:1 ratio of dominant to recessive.
Two heterozygous, or hybrid, organisms with the genotypes, say, Aa, could yield these 4 offspring: AA, Aa, Aa, and aa. The first 3 have dominant phenotypes, and the last has recessive.
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To help the paramedic determine the most appropriate destination hospital
Chargaff’s rules of base pairing gave Watson
and Crick confidence that their model was correct,
because their model agreed with Chargaff’s
observations of the relative percentages of A, T,
G, and C in DNA.
Membrane-bound organelles, like nucleus
