Qhov Cuam Tshuam nrog kev hloov kho yog hais txog kev hla dhau ntawm cov yam ntxwv ntawm niam txiv kab mob mus rau lawv cov xeeb ntxwv. Qhov kev hla ntawm qhov zoo no yog hu ua heredity, thiab lub hauv paus chav tsev ntawm heredity yog cov noob.
qhovntsej thiaj tsis mob tshwm sim li cas?
Evolution yog qhovntsej thiaj tsis mob nrog kev hloov kho: uas yog, tus yam ntxwv ntawm cev nqaij daim tawv thiab lwm yam ntawm cov pejxeem hloov sijhawm dhau ib tiam dhau ib tiam. Cov kev hloov kho no tshwm sim qeeb qeeb ntawm qhov nruab nrab: cov kev hloov pauv me me ntxiv ntxiv rau ntau tiam neeg.
Qhov txawv ntawm qhovntsej thiaj tsis mob thiab kev xaiv ntuj yog dab tsi?
Qhovntsej thiaj tsis mob nrog kev hloov pauv yog lub evolutionary mechanism uas tsim kev hloov pauv hauv cov caj ces ntawm cov kab mob nyob. Muaj peb lub tswv yim rau cov kev hloov pauv no thiab lub tshuab thib plaub, kev xaiv ntuj, txiav txim siab seb cov xeeb leej xeeb ntxwv twg muaj sia nyob kom dhau ntawm lawv cov noob, raws li ib puag ncig.
Yuav ua li cas koj siv qhovntsej thiaj tsis mob hauv kab lus?
Darwin tau ntseeg cov kws tshawb fawb feem ntau tias kev hloov pauv raws li qhovntsej thiaj tsis mob nrog kev hloov kho yog qhov tseeb, thiab nws tau suav tias yog ib tus kws tshawb fawb zoo uas tau hloov pauv cov tswv yim. Cov phenomena no yog tag nrho piav qhia yog qhovntsej thiaj tsis mob qhov tseeb.
Puas piv txwv qhia qhovntsej thiaj tsis mob?
beetles ntawm cov xim sib txawv. Qhov piv txwv twg piav qhia qhovntsej thiaj tsis mob nrog kev hloov pauv - kev hloov pauv ntawm cov noob ntau zaussij hawm? Qhov sib txawv ntawm qhov hnyav hauv qhov piv txwv 1 tuaj txog vim yogib puag ncig cuam tshuam - cov zaub mov qis - tsis yog vim muaj kev hloov pauv ntawm cov noob ntau zaus. Yog li ntawd, piv txwv 1 tsis yog evolution.
