Предмет: Биология, автор: ftooooo11

7.Вставьте пропущенные слова:
1)Внутренний слой раковины образует…
2)Нервная система моллюсков…
3)Кровеносная система моллюсков…
4)На заднем конце тела двустворчатых моллюсков имеются две трубки,называемые…

Ответы

Автор ответа: psina67

2

отметьте мой ответ лучшим пожалуйста <3

1) Внутренний слой раковины образует мантия.
2) Нервная система моллюсков состоит из ганглий и нервных стволов.
3) Кровеносная система моллюсков представлена открытой циркуляцией.
4) На заднем конце тела двустворчатых моллюсков имеются две трубки, называемые сифонами.

ftooooo11: Простите я случайно 1 поставила

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