…ib lub npe hu ua raws li acrosome acrosome Hauv Eutherian tsiaj txhu lub acrosome muaj cov enzymes degradative (xws li hyaluronidase thiab acrosin). Cov enzymes no rhuav tshem cov txheej txheem ntawm lub zes qe menyuam, hu ua zona pellucida, tso cai rau lub haploid nucleus hauv cov phev cell koom nrog haploid nucleus hauv ovum. https://en.wikipedia.org › wiki › Acrosome
Acrosome - Wikipedia
, uas muaj cov enzymes uas pab cov phev nkag mus rau lub qe. Tsuas yog ib tug phev fertilizes txhua lub qe, txawm tias 300, 000, 000 rau 400, 000, 000 phev muaj nyob rau hauv qhov nruab nrab ejaculation.
Yuav ua li cas enzymes siv los nkag rau lub qe?
Spermatozoa yuav tsum pervade corona radiata thiab zona pellucida ua ntej ncav lub zes qe menyuam; Lawv ua li no los ntawm kev tso cov enzymes hydrolytic los ntawm acrosome - corona-pua enzyme (hyaluronidase)thiab acrosin (ib trypsin-zoo li protease uas zom cov zona pellucida).
Dab tsi yog enzyme hauv phev?
Lub acrosome yog ib qho organelle uas loj hlob tshaj ib nrab ntawm lub taub hau nyob rau hauv cov spermatozoa (sperm cells) ntawm ntau cov tsiaj nrog rau tib neeg. Nws yog cov qauv zoo li lub kaus mom muab los ntawm Golgi apparatus. Hauv Eutherian tsiaj txhu, acrosome muaj cov enzymes degradative (xws li hyaluronidase thiab acrosin).
Puas noj phev puas noj qab nyob zoo?
Yog, noj phev noj qab nyob zoo vim nws yog lub cev ua kua. Raws li cov phev yog ib feem ntawm lub cev, nws tsim nyob rau hauv cov txiv neej reproductive system. Ib yam li cov zaub mov tsis tu ncua, cov khoom ntawm cov phev ua rau nws muaj kev nyab xeeb rau kev noj thiab zom. … Cov zaub mov hauv cov phev ua rau nws noj qab nyob zoo.
Puas yog phev yog cell?
Sperm yog tus txiv neej lub cev xeeb tub, lossis gamete, hauv cov ntaub ntawv aniogamous ntawm kev sib deev (cov ntaub ntawv uas muaj lub cev loj dua, poj niam cev xeeb tub thiab me dua, txiv neej).
