Вопрос школьника по предмету Биология
в чем различие кровеносной системы у собаки ,чем у рыбы и птицы
Ответ учителя по предмету Биология
1)Кровеносная система рыб
проводит кровь от сердца через жабры и ткани тела.
2)У
птиц полностью разобщены большой и малый круги кровообращения
3)У собаки
большой и малый круги кровообращения полностью разобщены как и у птиц
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