stertumasova29

20.09.2020

Анализ:1. Докажите, что клетки костей дышат. Какие структуры позволяют этоосуществлять?

Английский язык

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yulyazhdan

20.09.2020

ответ: надкостница пронизана нервами и кровеносными сосудами.Они необходимы, чтобы питать живые клетки кости, доставлять им кислород и забирать вредные вещества.

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Анализ:1. Докажите, что клетки костей дышат. Какие структуры позволяют этоосуществлять?

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Анализ:1. Докажите, что клетки костей дышат. Какие структуры позволяют этоосуществлять?

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