What is the genotype of a carrier of a recessive disorder? How are Punnett squares used to setup sex-linked inheritance word problems? What do autosomal dominant alleles look like? In a cross between pea plants
Wilhelm Johannsen distinguishes between the genotype and phenotype 1912: Friedrich Karl von Faber introduces the notion of “erbliche Zusammenleben” (hereditary symbiosis) 1915: Hermann Reinheimer introduces the metaphor of the “web of life” 1915: Frederick Twort discovers bacterial lysis and assu...