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Questions related to Evolutionary Biology
I was wondering if, in evolutionary biology terms, dreaming is a synapomorphy for a certain delimitated group of animals. If you can point me out a textbook or papers to read more about it, I will...
28 July 2020 4,989 5 View
I have a phylogeny and two categorical traits (one binary, one multi-state) mapped to its tips. My claim is that there is a correlation in their phylogenetic distribution, i.e. that they evolved...
11 February 2020 10,243 7 View
02 February 2020 8,673 3 View
Hello. I am looking for a cheaper alternative to propionic acid which I can use for breeding Drosophila. I am currently teaching Evolutionary Biology and I would like my students to conduct...
12 December 2019 6,744 2 View
Recently, Christopher Monit, Richard A. Goldstein & Greg J. Towers published an article entitled 'ChromaClade: combined visualisation of phylogenetic and sequence data' in BMC Evolutionary...
18 November 2019 2,093 2 View
11 November 2019 6,375 2 View
"There has been a long and bitter controversy as to whether groups as cohesive wholes can serve as targets of selection. The answer is “it depends.” There are different kinds of assemblages of...
09 September 2019 724 9 View
Hello People I am extracting host DNA from fecal samples. However, feces contains lot of microbes and their DNA too gets extracted during DNA extraction procedure. I want to get rid/minimise...
06 June 2019 7,072 6 View
I am interested in studying the evolution of plant metabolic systems, from cyanobacteria to today's vast diversity of species and plant families. Having learned that plants have a clock, I am...
06 June 2019 4,620 11 View
I remember quite some time ago I came across an interesting quote which I believe was attributed to the evolutionary biologist Theodosius Dobzhansky. If I recall right, it was in one of G.G....
20 April 2019 6,908 3 View
I'm hunting for a term that can be applied to all organisms -- e.g. can be used to refer to things like creatures who live in the deep ocean where there's no light not having eyes, etc. This...
09 September 2018 8,488 0 View
I'm searching for methods of measuring peoples ability to detect social cheaters. I am aware of Cosmdes and Tooby's social contract problems based on the Wason Selection Task. Does anyone know of...
07 July 2018 7,118 0 View
I have a phlyogenetic tree (see attachment). In the legend, it is written that the distance scale represents the number of differences between the sequences. My question is how can I...
27 May 2018 6,950 9 View
Woese and Fox (1977) stated that "phylogenetic relationships cannot be reliably established in terms of noncomparable properties" and that "a comparative approach that can measure degree of...
10 January 2018 6,649 20 View
I mean cases that are not results of parallelism or convergent evolution. We presented an example of Devonian ammonoids, but I have never heard of other good examples published since. Monnet, C.,...
01 January 2018 6,617 12 View
01 January 2018 5,127 21 View
I have 12 species from same genus. For supermatrix approach we generally use the multiple sequence alignment single copy orthologs sequences then concatenate them and remove the badly aligned...
30 December 2017 1,837 3 View
I am trying to understand the molecular evolution of a gene family that composes of only two members (let's say X1 and X2). I have looked into the genomic neighborhoods of X1 and X2 in various...
11 November 2017 6,889 4 View
What were the general inferences concluded after the phylogeny reconstruction?
11 November 2017 8,176 2 View
Why internal stop codons appear during process of submission of COX-I or cyto b partial gene sequences to NCBI? And how can we get rid of them? This happened even if the nucleotide sequences are...
09 September 2017 5,159 11 View
I am trying to understand what drives bioerosion by grazing organisms. I understand that algae are a major food source, but there are often problems in the literature distinguishing between basic...
08 August 2017 4,017 5 View
While calculating the evolutionary divergence as computing pairwise distance, (using p-distance methods and Maximum Composite Likelihood model), the values ranged between 0.002-0.138 (p-distance)...
08 August 2017 1,548 20 View
I'm using mlcoalsim in order to compare the observed distribution of four summary statistics (neutrality tests) with those obtained from nine different demographical models. Nevertheless, the...
08 August 2017 7,189 4 View
07 August 2017 6,507 4 View