2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Qhov no tsuas txhais tau tias muaj ob peb daim ntawv cog lus tam sim no. Cov roj zaub tuaj yeem hloov los ntawm cov kua mus rau cov khib nyiab los ntawm cov tshuaj tiv thaiv hydrogenation. Margarines thiab shortenings yog "hardened" nyob rau hauv no txoj kev ua kom lawv cov khoom los yog semi-solids.
Dab tsi txiav txim siab txog kev coj ntawm carbohydrates?
Txoj kev taw qhia ntawm carbs yog teev los ntawm the isomerization ntawm carbohydrate lossis qab zib monomers molecules thiab kev tiv thaiv kev teeb tsa xws li dextrorotatory lossis levorotatory ntawm carbohydrates.
Thaum koj pom 3 thiab 5 qhov no yog hais txog nucleic acid txoj kev taw qhia thiab tshwj xeeb rau cov pa roj carbon monoxide nyob hauv?
Lub 5 'thiab 3' tshwj xeeb yog xa mus rau 5th thiab 3rd carbon atoms hauv deoxyribose/ribose qab zib nplhaib. Cov pab pawg phosphate txuas mus rau 5' kawg ntawm ib qho nucleotide thiab pawg hydroxyl ntawm 3' kawg ntawm lwm nucleotide muaj peev xwm tsim phospodiester bonds, thiab yog li txuas cov nucleotides uas nyob ib sab.
Tus txheej txheem ntawm kev muab monomers ua ke hu ua dab tsi?
Dab tsi yog txheej txheem ntawm kev muab monomers ua ke hu ua? dehydration synthesis vim tias cov monomers tau sau los ua ke thiab ua kom cov polymer los ntawm lub cev qhuav dej lossis tshem tawm cov dej molecule.
Dab tsi yog qhov taw qhia hauv kev zom cov protein?
Vim cov qauv ntawm cov amino acids,ib tug polypeptide saw muaj directionality, txhais tau hais tias nws muaj ob xaus uas yog tshuaj sib txawv ntawm ib leeg. Ntawm qhov kawg, cov polypeptide muaj cov amino pawg dawb, thiab qhov kawg no hu ua amino terminus (los yog N-terminus).
Pom zoo:
Cov ntaub pua txaj puas tiv thaiv cov nroj tsuag los ntawm Frost?
Tiv thaiv cov nroj tsuag los ntawm Frost, koj yuav tsum tau npog lawv kom cov dej tsis khov. … Cov ntaub pua chaw pw lossis cov ntaub pua chaw pw ua haujlwm zoo tshaj plaws rau kev npog cov nroj tsuag loj thiab cov ntoo. Cov ntawv xov xwm tuaj yeem siv rau ntawm cov nplooj qis qis, tab sis feem ntau nws nyuaj rau kom nws nyob hauv qhov chaw.
Vim li cas lub nucleus nyob rau sab ntawm cov nroj tsuag?
Lub nucleus yog ib lub cev uas muaj cov ntaub ntawv caj ces rau cov kab mob ntawd. … Nyob rau hauv ib lub cell, lub nucleus nyob rau hauv periphery vim lub loj vacuole uas muaj dej nyob rau hauv nruab nrab ntawm lub cell. Vim li cas cov nucleus hauv cov noob cell nyob ntawm ib sab?
Puas yog cov nroj tsuag carnivorous yog cov tsim khoom lossis cov neeg siv khoom?
As producers, cov nroj tsuag tsim lub hauv paus ntawm yuav luag txhua cov khoom noj hauv ntiaj teb. Carnivorous nroj tsuag zoo li "tig rooj" thaum lawv ua raws li cov neeg siv khoom, gobbling kab, qav, thiab cov tsiaj me me. Puas yog Venus flytrap yog tus neeg siv khoom thiab tsim khoom?
Kuv puas yuav cog tshuaj ntsuab los ntawm cov noob lossis cov nroj tsuag?
Cov tshuaj ntsuab tshiab ntxiv qhov tseem ceeb ntawm qhov tsw rau peb cov tais diav uas nyiam. Txawm li cas los xij, kev yuav cov tshuaj ntsuab tshiab yog siv sijhawm ntev thiab kim. Pib tshuaj ntsuab los ntawm noobyuav tsis tsuas yog muab rau koj ua zaub mov zest koj xav tau, tab sis kev loj hlob koj cov tshuaj ntsuab yog ib txoj haujlwm yooj yim txawm tias koj tsis muaj kev paub txog kev ua teb.
Cov nroj tsuag sab hauv tsev hauv cov nroj tsuag?
Cov nroj tsuag zoo tshaj plaws hauv tsev muaj xws li hauv qab no: Aglaonema - Nws yog qhov txaus nyiam, zam lub teeb qis, thiab tsis loj hlob sai. Aspidistra - Koj yuav tsum tsis txhob muab dej ntau thiab nws yuav ua rau lub teeb qis. … Succulent - Nco ntsoov tias koj muab lub teeb ci rau lawv.
