Metacentric chromosomes muaj the centromere nyob nruab nrab ntawm qhov kawg ntawm chromosome, cais ob caj npab ntawm chromosome (Daim duab 1). Chromosomes nrog centromeres positioned pom nyob rau hauv nruab nrab yog hu ua submetacentric.
Metacentric chromosome txhais li cas?
Metacentric chromosome: Ib chromosome nrog caj npab ntawm qhov ntev sib npaug.
Puas metacentric chromosome normal?
Ib chromosome yog metacentric yog tias nws ob txhais caj npab yog qhov sib npaug ntawm qhov ntev. Hauv tib neeg karyotype, tsib chromosomes raug suav hais tias yog metacentric: 1, 3, 16, 19, 20. Qee zaum, ib qho metacentric chromosome yog tsim los ntawm kev sib npaug ntawm kev hloov pauv: fusion ntawm ob lub acrocentric. chromosomes tsim ib tug metacentric chromosome.
Dab tsi yog qhov tshwj xeeb ntawm metacentric chromosome?
Metacentric chromosome muaj a centromere nyob nruab nrab thiab nws ob txhais caj npab (chromatids) yuav luag sib npaug ntawm qhov ntev. B. Metacentric chromosome muaj centromere nyob rau sab thiab nws ob txhais caj npab (chromatids) tsis sib npaug ntawm qhov ntev.
Metacentric hauv biology yog dab tsi?
Ib chromosome uas muaj nws cov centromere nyob nruab nrab. Saib kuj acrocentric chromosome.
