ANGIOSPERMS
\ˈaŋɡɪˌɒspɜːmz], \ˈaŋɡɪˌɒspɜːmz], \ˈa_ŋ_ɡ_ɪ__ˌɒ_s_p_ɜː_m_z]\
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Any member of the more than 250,000 species of flowering plants (division Magnoliophyta) having roots, stems, leaves, and well-developed conductive tissues (xylem and phloem). Angiosperms are often differentiated from gymnosperms by their production of seeds within a closed chamber (the ovary). The Magnoliophyta division is composed of two classes, the monocotyledons (Liliopsida) and dicotyledons (Magnoliopsida).
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Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.