ARCHAEOPTERYX
\ˈɑːkiːˌɒptəɹˌɪks], \ˈɑːkiːˌɒptəɹˌɪks], \ˈɑː_k_iː__ˌɒ_p_t_ə_ɹ_ˌɪ_k_s]\
Sort: Oldest first
-
extinct primitive toothed bird of the Upper Jurassic having a long feathered tail and hollow bones; usually considered the most primitive of all birds
By DataStellar Co., Ltd
-
extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds
By Princeton University
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.