Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Hanyar wucewa: A cikin dabbobi masu shayarwa akwai nau'ikan immunoglobulin mai haske guda biyu, wanda ake kira lambda (λ) da kappa (κ). Sarkar haske tana da yankuna biyu masu zuwa: yanki ɗaya na yau da kullun da yanki mai canzawa. Kusan tsawon sarkar haske shine 211 zuwa 217 amino acid. Kowane antibody ya ƙunshi sarƙoƙi biyu masu haske waɗanda koyaushe iri ɗaya ne; nau'in sarƙoƙi ɗaya ne kawai, κ ko λ, yana nan a kowane antibody a cikin dabbobi masu shayarwa. Sauran nau'ikan sarƙoƙi masu sauƙi, kamar sarkar iota (ι), ana samun su a cikin wasu dabbobi masu kashin baya kamar sharks (Chondrichthyes) da kifi mai kasusuwa (Teleostei).  Tambaya: Menene sunan kimiyya ga sharks?
Chondrichthyes