Thaum cov spermatids muaj tus lej tsim nyog ntawm chromosomes thiab yuav tsum tsis muaj kev faib cell ntxiv, lawv yog tseem tsis tau ua haujlwm gametes.
Ntau npaum li cas gametes tsim los ntawm spermatogenesis?
Hauv txiv neej, kev tsim cov phev laus, lossis cov spermatogenesis, ua rau plaub haploid gametes, whereas, nyob rau hauv poj niam, zus tau tej cov qe cell, oogenesis, ua rau tsuas yog ib gamete paub tab.
Vim li cas tsuas yog ib qho kev ua haujlwm poj niam gamete tsim los ntawm meiosis?
Ib lub qe qe uas tshwm sim los ntawm meiosis muaj feem ntau ntawm cov cytoplasm, as-ham, thiab organelles. Qhov kev faib tsis sib npaug ntawm cov ntaub ntawv no ua rau ib lub xov tooj loj, thiab ib lub xov tooj nrog me ntsis ntau dua DNA.
Dab tsi yog qhov ua haujlwm ntawm qhov tsis sib xws cytoplasmic faib pom thaum lub sijhawm oogenesis?
Dab tsi yog qhov ua haujlwm ntawm qhov tsis sib xws cytoplasmic faib pom thaum lub sijhawm oogenesis hauv poj niam? spermatids, ovum, polar cev Kom muab lub zes qe menyuam lossis kev ua haujlwm gamete nrog cov khoom noj khoom haus txaus kom nws thiaj li muaj sia nyob nws txoj kev taug mus rau lub tsev menyuam Txoj hmoo ntawm peb lub hlwb me me uas tsim thaum lub sij hawm oogenesis yog dab tsi?
Qhov twg ntawm cov txheej txheem hauv qab no tsuas yog tshwm sim hauv oogenesis tab sis tsis nyob hauv spermatogenesis?
Lub luag haujlwm ntawm LH hauv spermatogenesis yog dab tsi? … Dab tsi ntawm cov txheej txheem hauv qab no tsuas yog tshwm sim hauv oogenesis tab sis tsis nyob hauv spermatogenesis? Kev faib tsis sib npaug ntawm cytoplasm. Koj nyuam qhuav kawm 21 nqe lus!
