Nyob hauv nws txoj kev xav lamarck?

Cov txheej txheem:

Nyob hauv nws txoj kev xav lamarck?
Nyob hauv nws txoj kev xav lamarck?
Anonim

5. Hauv nws txoj kev xav, Lamarck qhia tias cov kab mob yuav txhim kho thiab dhau mus rau cov xeeb ntxwv uas lawv xav tau txhawm rau kom muaj sia nyob hauv ib puag ncig tshwj xeeb. Nyob rau hauv ib txoj kev xav tom qab, Darwin tau hais tias kev hloov pauv ib puag ncig nyiam qee qhov kev hloov pauv uas txhawb nqa kev muaj sia nyob ntawm cov kab mob.

Lamarck tuaj nrog nws txoj kev xav li cas?

Tus qub txeeg qub teg ntawm cov cim tau txais. Xyoo 1800 Lamarck thawj zaug tau tsim tawm kev xav hloov pauv ntawm hom kev hloov pauv thaum hais lus rau cov tub ntxhais kawm hauv nws chav kawm zoology invertebrate ntawm National Museum of Natural History. Los ntawm 1802 cov ntsiab lus dav dav ntawm nws txoj kev xav dav dav ntawm kev hloov pauv ntawm cov organic tau coj los ua qauv.

3 txoj kev xav ntawm Lamarck yog dab tsi?

Lamarckism v/s Darwinism

Lamarck tau tawm tswv yim zoo li cov qub txeeg qub teg ntawm cov cim tau txais, siv thiab tsis siv, nce qhov nyuaj, thiab lwm yam. qhov twg Darwin tau npaj cov kev xav zoo li qub txeeg qub teg, muaj sia nyob sib txawv, hom kev hloov pauv, thiab kev ploj mus.

2 lub ntsiab lus ntawm Lamarck txoj kev xav yog dab tsi?

Txheeb xyuas ob lub hauv paus ntsiab lus ntawm Lamarck txoj kev xav ntawm evolution. 1) Cov khoom qub txeeg qub teg ntawm cov yam ntxwv tau txais - Cov kab mob tau txais los ntawm lawv ib puag ncig los ntawm qhov tau txais tus yam ntxwv. 2) Siv thiab tsis siv- Cov kab mob ploj vim lawv tsis siv.

Lamarck txoj kev xav puas tau txais hnub no?

Nws yog tam sim no lees paub tias Lamarck cov tswv yim tsis raug. Piv txwv li,Cov kab mob yooj yim tseem raug kuaj pom hauv txhua yam ntawm lub neej, ntxiv rau tam sim no paub tias kev hloov pauv tuaj yeem tsim kev hloov pauv xws li caj dab ntev.

Pom zoo:

Nthuav cov khoom
Puas talcum hmoov yaj hauv dej?
Nyeem ntxiv

Puas talcum hmoov yaj hauv dej?

Talc yog xyaum insoluble hauv dej, dilute ntxhia acids, thiab dilute daws ntawm alkali halides thiab alkaline hydroxides. Nws yog soluble hauv kub concentrated phosphoric acid. Vim li cas talcum hmoov tsis yaj hauv dej? Tsim Hauv Tsev.

Vim li cas thiaj siv schlieren photography?
Nyeem ntxiv

Vim li cas thiaj siv schlieren photography?

Schlieren kev yees duab yog txheej txheem pom kev uas yog siv los yees duab cov dej ntws ntawm qhov sib txawv. Tsim los ntawm German physicist lub yim hli ntuj Toepler nyob rau hauv 1864 los kawm supersonic motion, nws yog dav siv nyob rau hauv aeronautical engineering los yees duab cov ntws ntawm huab cua nyob ib ncig ntawm cov khoom.

Yuav rov hais dua email li cas?
Nyeem ntxiv

Yuav rov hais dua email li cas?

Koj tuaj yeem sim: "Kuv tab tom ua raws li hauv qab no" lossis "Ua raws li qhov no [thov / nug / haujlwm]" "Kuv rov qab rau hauv qab no" lossis "Circling rov qab rau ntawm no [thov / nug / assignment]