Tom qab ntawd, nws yuav raug tshaj tawm tias kev faib tawm ntawm Engler thiab Prantl, Hutchison, Bessy, Eichler, Hallier, Thorne, Takhtajan, Dahlgren, Cronquist thiab lwm yam. tsis yog Darwinian kev faib tawm tab sis tau lees tias yog Darwinian lossis kev hloov pauv hloov pauv.
Dab tsi yog qhov tshaj tawm Darwinian txoj kev xav?
Dr Carolyn Burdett tshawb nrhiav cov neeg xav Victorian li cas siv Darwin txoj kev xav ntawm kev hloov pauv hauv kev tsim lawv tus kheej kev coj noj coj ua, kev lag luam thiab haiv neeg, yog li txuas ntxiv Darwin txoj kev cuam tshuam deb tshaj nws qhov qub qub.
Qhov twg hauv qab no tsis cuam tshuam nrog Darwinism?
Yog li, cov lus teb raug yog 'Mutation'
Darwin's 4 lub ntsiab lus tseem ceeb yog dab tsi?
Muaj plaub lub hauv paus ntsiab lus ntawm kev ua haujlwm hauv evolution- variation, qub txeeg qub tes, xaiv thiab sijhawm. Cov no suav hais tias yog cov khoom ntawm evolutionary mechanism ntawm kev xaiv ntuj.
Darwinian cov hauv paus ntsiab lus yog dab tsi?
Pib xyoo 1837, Darwin tau pib ua haujlwm tam sim no kom nkag siab zoo tias kev hloov pauv yog qhov tseem ceeb los ntawm kev sib cuam tshuam ntawm peb lub hauv paus ntsiab lus: (1) variation-ib qho kev ywj pheej, uas Darwin tsis tau sim piav qhia, tam sim no nyob rau hauv tag nrho cov hom ntawm lub neej; (2) heredity-lub conservative force uas transmits …
