Zhi-Jie Xu

4 Questions 5 Answers 0 Followers

Questions related from Zhi-Jie Xu

May BSSVS Analysis be applied to estimate million-year scaled biogeographical analysis?

I focus on animal taxonomy, where everyone uses ancestral range estimation method to reconstruct species migration in the speciation process. I've operated BEAST many times, and have helped some...

20 November 2024 8,303 2 View

What is the Smear of 16S PCR product?

I'm now operating an experiment of MT genes amplification and sequencing. When amplifying the mt large subunit ribosonal RNA gene (16S), the agarose gel electrophoresis result showed me that there...

18 August 2024 2,709 3 View

How can I get the exact age of a fossil?

I'm now concentrating on molecular phylogeny. To create a time tree using BEAST, I need fossil data. I collected some pieces of fossils. However, they were discovered right on the surface, in...

13 August 2024 6,117 4 View

(BEAST) How to generate an exact time tree for a non-fossil taxon?

I learned that a time tree needs fossil datas to correct its divergence times. However, there exists some anmimals, like slugs and millipedes, who have little fossil. In that case, how to exactly...

11 August 2024 4,430 1 View