2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Beta-globin yog ib feem (subunit) ntawm cov protein ntau hu ua hemoglobin, uas nyob hauv cov qe ntshav liab. Hauv cov neeg laus, hemoglobin ib txwm muaj plaub lub subunits protein: ob subunits ntawm beta-globin thiab ob subunits ntawm cov protein hu ua alpha-globin, uas yog tsim los ntawm lwm cov noob hu ua HBA.
Dab tsi yog txoj haujlwm ntawm amino acid hauv beta globin saw?
Lub hauv paus tshwj xeeb rau cov amino acids no yog: GTG/CAC/CTG/ACT/CCT/GAG. Sickle cell hemoglobin (Hemoglobin S) tshwm sim thaum, glutamic acid uas ib txwm muaj nyob rau hauv thib rau txoj haujlwmntawm beta globin saw yog hloov nrog valine.
Kev ua haujlwm ntawm beta globin yog dab tsi?
Cov beta globin protein yog ib qho ntawm cov subunits ntawm hemoglobin, ib qho protein tsim nyog rau cov pa oxygen nqa cov qe ntshav liab. Cov neeg uas muaj mob qog noj ntshav hauv ob daim ntawv theej ntawm HBB gene tsim cov proteins uas sib sau ua ke thiab ua rau muaj kev hloov pauv hauv cov duab thiab tus cwj pwm ntawm cov qe ntshav liab.
Muaj pes tsawg beta globin chains muaj?
Beta-thalassemia yog tshwm sim los ntawm kev txo qis (beta+) lossis tsis tuaj (beta0) kev sib txuas ntawm beta globin chains ntawm hemoglobin (Hb) tetramer, uas yog tsim los ntawm ob alpha globin thiab ob beta globin chains (alpha 2 beta 2).
beta globin yog dab tsi?
Tag nrho beta-globin protein yog 146 amino acids ntev. Nws muaj8 alpha helices - txuas los ntawm kev tig - tsim qhov hu ua "globin quav". Cov beta-globin protein khi ib pawg heme - ib qho me me molecule nrog ib tug hlau atom, uas khi oxygen.
Pom zoo:
Lub fret saw yog dab tsi?
Lub fretsaw yog hneev pom siv rau kev ua haujlwm zoo sib xws uas feem ntau suav nrog cov nkhaus nruj. Txawm hais tias qhov kev pom zoo feem ntau siv rau kev ua haujlwm zoo sib xws, fretsaw muaj peev xwm ntawm cov radii ntau dua thiab ua haujlwm zoo dua.
Vim li cas cov neeg nruab nrab yuav tsum raug tshem tawm hauv cov saw ntawm kev faib khoom?
Kev tshem tawm tus neeg nruab nrab feem ntau tsim yeej-yeej rau tus neeg muag khoom thiab tus neeg yuav khoom los ntawm kev pom nyiaj. … Qhov no thaum kawg ua rau tus neeg siv khoom kawg tus nqi siab dua vim nws tau them tus nqi khoom qub, tus nqi ntawm txhua tus neeg yuav khoom thiab cov txiaj ntsig xav tau los ntawm tus muag khoom.
Globin quizlet yog dab tsi?
the pigment in hemoglobin uas ua rau ntshav liab. Globin. Protein uas muaj plaub polypeptide chains ob alphas thiab ob betas. globin yog dab tsi? Globin muaj ob txuas txuas ntawm cov saw hlau polypeptide. Hemoglobin S yog ib hom kab mob sib txawv ntawm hemoglobin uas muaj nyob rau hauv cov neeg uas muaj mob qog nqaij hlav hauv hlwb, ib hom kab mob loj heev ntawm cov ntshav liab uas cov hlwb ua crescent zoo li thaum tsis muaj oxygen.
Nyob hauv cov saw zaub mov tib neeg puas yog?
Tib neeg tau hais tias yog nyob rau saum cov saw zaub mov vim lawv noj cov nroj tsuag thiab tsiaj txhua yamtab sis tsis noj ib yam li tsiaj txhu. Tib neeg cov khoom noj khoom haus pib nrog cov nroj tsuag. Cov nroj tsuag noj los ntawm tib neeg hu ua txiv hmab txiv ntoo thiab zaub, thiab thaum lawv noj cov nroj tsuag no, tib neeg yog thawj cov neeg siv khoom.
Dab tsi yog saw plooj hauv crochet?
saw stitches yog ib feem tseem ceeb ntawm crocheting. Tom qab ua ib txoj hlua khi, cov kauj ruam tom ntej hauv ib qhov project feem ntau yog los tsim cov hlua khi. Chain stitches tsim lub hauv paus uas koj tsim cov seem ntawm qhov project. Lawv yog ib qho ntawm ntau qhov tseem ceeb stitches uas txhua tus pib yuav tsum paub.
