Video: Dab tsi ntawm cov yam ntxwv hauv qab no piav qhia txog protozoa?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Protozoa yog cov kab mob eukaryotic. Txawm hais tias lawv feem ntau kawm hauv cov chav kawm zoology, lawv suav tias yog ib feem ntawm lub ntiaj teb microbial vim tias lawv yog unicellular thiab microscopic. Protozoa yog qhov tseem ceeb rau lawv lub peev xwm txav mus los ntawm nws tus kheej, a yam ntxwv pom nyob rau hauv feem ntau ntawm hom.
Ntawm no, leej twg ntawm cov hauv qab no yog cov yam ntxwv ntawm protozoa?
Lawv yog cov unicellular, chemoheterotrophs (tau lub zog los ntawm kev rhuav tshem cov organic teeb meem), muaj cov qauv tshwj xeeb rau kev noj cov zaub mov thiab muaj peev xwm ntawm kev yug me nyuam.
Ib yam li ntawd, peb lub ntsiab lus ntawm protozoa quizlet yog dab tsi? Lawv yog cov eukaryotic, ib leeg-celled, thiab tsis muaj cell phab ntsa. Koj nyuam qhuav kawm 35 nqe lus!
Tsis tas li ntawd, tsib yam ntxwv ntawm protozoa yog dab tsi?
Cov yam ntxwv ntawm Protozoa
| Kev faib tawm | Yam ntxwv |
|---|---|
| Sarcodina (Amoeboid) | Motile; txav ntawm kev siv cytoplasmic extensions hu ua pseudopods. |
| Ciliophora (Ciliates) | Motile; npog nrog ntau, luv cilia. |
| Sarcomastigophora (Flagellates) | Motile; muaj ib lossis ntau lub flagella ntev. |
Dab tsi yog morphology ntawm protozoa?
Morphology . Protozoans yog ib leeg-celled eukaryotes. Lawv yog cov kab mob me me, txij li ob peb microns ntev txog li 1 hli. Basic lub koom haum ntawm protozoans Nws muaj ib qho plasma membrane sab nraud uas kaw lub cytoplasm thiab nucleus.
Pom zoo:
Cov nqe lus twg zoo tshaj plaws piav qhia txog qhov tseem ceeb ntawm cov lus qhia muaj nuj nqis?
Qhov tsis suav nrog tus nqi ntawm ib qho kev qhia rational yog qhov tseem ceeb uas tus denominator ntawm qhov kev qhia yog xoom. Tsis tas li ntawd, tus naj npawb ntawm zeros ntawm ib tug polynomial yeej ib txwm tsawg dua los yog sib npaug rau degree ntawm lub polynomial. Yog li ntawd, tus naj npawb ntawm cov txiaj ntsig tsis suav nrog cov lus qhia muaj txiaj ntsig tsis tuaj yeem tshaj li qib ntawm tus lej
Cov yam ntxwv twg ntawm cov hlau atoms pab piav qhia vim li cas valence electrons hauv cov hlau yog delocalized?
Ib daim ntawv cog lus hlau yog kev sib koom ntawm ntau cov khoom siv hluav taws xob sib cais ntawm ntau cov ions zoo, qhov twg cov electrons ua raws li 'cov kua nplaum' muab cov khoom tsim nyog. Nws tsis zoo li covalent lossis ionic bonding. Cov hlau muaj zog ionization tsawg. Yog li ntawd, valence electrons tuaj yeem raug delocalized thoob plaws hauv cov hlau
Yam dab tsi ntawm cov dej zoo tshaj plaws piav qhia nws lub peev xwm los yaj ntau yam khoom siv?
Vim tias nws cov polarity thiab muaj peev xwm tsim cov ntawv cog lus hydrogen, dej ua rau cov kuab tshuaj zoo heev, txhais tau tias nws tuaj yeem yaj ntau hom molecules
Mendel tau xav txog dab tsi txog cov yam ntxwv qub txeeg qub teg?
Los ntawm qhov no, Mendel tau kwv yees tias cov kab mob zoo ib yam yog txhua tus txiav txim siab los ntawm ob lub noob, ib lub noob los ntawm leej niam thiab ib qho los ntawm leej txiv. Alleles Mendel tau txiav txim siab tias yuav tsum muaj ntau tshaj ib qho ntawm txhua tus noob
Txoj cai lij choj twg yog nqe lus piav qhia txog dab tsi ib txwm tshwm sim hauv qee yam xwm txheej?
Txoj cai lij choj yog ib nqe lus uas piav qhia txog yam uas ib txwm muaj tshwm sim nyob rau hauv qee yam xwm txheej. Txoj cai ntawm lub ntiajteb txawj nqus hais tias cov khoom ib txwm poob ntawm lub ntiaj teb vim yog rub ntawm lub ntiajteb txawj nqus