основание

Последние новости в разделе основание




22.07.2011 (15:23) Естественные науки >> Биология
Описаны два ранее неизвестных основания ДНК
На протяжении десятилетий учёные знали, что ДНК состоит из чеиырёх оснований: аденина, гуанина, тимина и цитозина. Данные основания описаны в учебниках по биологии. Они являются базисом, на котором построены современные представления о структуре генов и их ...>>


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