{{B}}sEt 6BiologyCArDiAC musClE{{/B}}
how DoEs thE proFEssor DEvElop thE topiC oF CArDiAC musClEA．By DEsCriBing EvolutionAry ChAngEs in CArDiAC musClE
By ClAssiFying thE typEs oF musClE in thE BoDy
C、By ExplAining whAt hAppEns iF thE hEArt stops BEAting
D．By CompAring CArDiAC musClE AnD skElEtAl musClE