yumaloqchuvalchanglar

tibbiy biologiya tibbiy biologiya yumaloq chuvalchanglar murtazoyev anvar salimov nodirjon reja: 1.yumaloq chuvalchanglarga tavsif 2.nematodalar 3.odam askaridasi yumaloq chuvalchanglar yumaloq chuvalchanglar kiprikli chuvalchanglardan kelib chiqqan deb taxmin qili- nadi ularnbg tanasi o'ziga xos tuzilgan bo'lib, boshqa chuvalchanglardan hbturadi lekin yuqori darajada turadigan hayvonlar shajara daraxtiningyon shoxi deb qarsdadi. yumaloq chuvalchanglar tipiga hozirgi ma'lumptlarga ko'ra 5 sinf vakillari kintugan: gasrotricha, nematoda, kinorhyncha. nematomorpha rotatoria yumaloq chuvalchanglar ichida erkin yashovchilar ham, parazitlan ham bo lad, ma- salan gasrotricha va kinorhyncha sinfiga mansub bo'lgan chuvalchanglaming faqat e km ysiovchilanda ham parazitlari bor, nematomorpha vakillar...

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