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19 小时之前 · PCR cycles, (3) elongation for 15 s and (4) acquisition for 15 s. The number 18S rRNA gene copies were quanti ed using primers Euk345F (50-Faraday Discussions Paper ... B. B. Jørgensen, A modular method for the extraction of DNA and RNA, and the separation of DNA …
Galápagos tortoise - Wikipedia
19 小时之前 · The Galápagos tortoise or Galápagos giant tortoise (Chelonoidis niger) is a very large species of tortoise in the genus Chelonoidis (which also contains three smaller species …
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