2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txhua tRNA molecule muaj ob qhov sib txawv, ib qho uas khi rau ib qho amino acid tshwj xeeb, thiab lwm yam uas khi rau ib qho tshwj xeeb codon hauv mRNA ib ntus vim nws nqa cov nucleotides hu ua anticodon (Daim duab 3).
Yuav ua li cas khi rau codon?
A tRNA nrog cov tshuaj tiv thaiv ntxiv yog nyiam rau ribosome thiab khi rau cov codon no. Lub tRNA nqa cov amino acid tom ntej hauv cov saw polypeptide. … Tom qab ntawd nws tuaj yeem khi rau lwm cov molecule ntawm cov amino acid thiab siv dua tom qab hauv cov txheej txheem tsim cov protein.
Puas tRNA khi rau codons?
tRNAs khi rau codons hauv ribosome, qhov chaw lawv xa cov amino acids ntxiv rau cov saw hlau.
YYuav ua li cas khi rau ib qho amino acid?
Nrog rau cov protein, ntau cov amino acids txuas ua ke los ntawm peptide bonds, yog li tsim cov saw ntev. Peptide bonds yog tsim los ntawm biochemical cov tshuaj tiv thaiv uas rho tawm cov dej molecule raws li nws koom nrog cov amino pawg ntawm ib cov amino acid mus rau pawg carboxyl ntawm ib tug nyob sib ze amino acid.
Qhov twg muaj cov saw ntev tshaj plaws ntawm nucleotides?
- Txhua sab yog cov qab zib-phosphate nraub qaum tsim los ntawm phosphate pawg alternating nrog qab zib deoxyribose. - Nyob rau hauv ib lub molecule ntawm no, cov nitrogenous bases adenine thiab thymine ua ob hydrogen bonds nrog ib leeg. - Nws tuaj yeem muaj thymine. - Cov saw ntev tshaj plaws ntawmNucleotides.
Pom zoo:
Puas c seem tsim nyob rau hauv Africa?
Qee lub sijhawm ntawm 1815 thiab 1821, James Miranda Stuart Barry tau ua haujlwm thaum ua tus txiv neej thiab ua tus kws kho mob rau cov tub rog Askiv hauv South Africa. Kev ua tau zoo ntawm kev phais mob ua los ntawm cov kws kho mob hauv paus txawm hauv Kahura, Uganda.
Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau pom kev pom?
Txawm li cas los xij, corneal collagen cross-linking - cov txheej txheem qib siab tau pom zoo los ntawm US Food and Drug Administration (FDA) hauv xyoo 2016 - tuaj yeem txhim kho qhov pom kev hauv cov neeg mob txhua hnub nyoog. Corneal collagen cross-linking (CXL) tsis yog kho rau keratoconus, tab sis nws tuaj yeem pab tiv thaiv tus mob kom tsis txhob mob hnyav.
Puas yog tag nrho cov seem seem?
Ib tag nrho cov seem seem modulo m yog ib pawg ntawm cov lej xws li tias txhua tus lej yog congruent modulo m rau raws nraim ib tus lej ntawm pawg. Qhov yooj yim ua tiav qhov seem seem modulo m yog cov lej 0, 1, 2, …, m−1. Txhua integer yog congruent rau ib qho ntawm cov integers modulo m.
Thaum cov khoom seem seem khaws cia?
5) Thaum cov khoom seem seem khaws cia, a. Nws yuav tsum muab khaws cia rau hauv the x-ray fixer solution. Yuav tsum khaws cov khoom seem li cas? Kua amalgam pov tseg nyob rau hauv ib lub thawv yas npog uas sau tias "Amalgam rau Recycling"
Puas pab nyiaj seem cuam tshuam rau cov nyiaj khwv tau los?
Cov nyiaj tau txais txiaj ntsig yog cov nyiaj lossis cov khoom muaj nqis nqis peev hauv tuam txhab los ntawm cov tswv lag luam, thaum cov nyiaj tau los khaws cia yog cov txiaj ntsig tau los ntawm lub koom haum tab sis tseem tsis tau them rau cov tswv lag luam, tshaj tawm Cov cuab yeej Accounting.
