Download Evolutionary Transitions to Multicellular Life: Principles by Iñaki Ruiz-Trillo, Aurora M. Nedelcu PDF

By Iñaki Ruiz-Trillo, Aurora M. Nedelcu

The ebook integrates our figuring out of the criteria and procedures underlying the evolution of multicellularity via offering numerous complementary views (both theoretical and experimental) and utilizing examples from a variety of lineages during which multicellularity developed. fresh years marked an elevated curiosity in figuring out how and why those transitions happened, and information from a number of fields are offering new insights into the forces riding the various self sufficient transitions to multicellular lifestyles in addition to into the genetic and molecular foundation for the evolution of this phenotype. the final word target of this booklet is to facilitate the id of basic and unifying ideas and mechanisms.

Show description

Read Online or Download Evolutionary Transitions to Multicellular Life: Principles and mechanisms PDF

Best developmental biology books

The Comparative Embryology of Sponges

One of many significant questions within the evolution of animals is the transition from unicellular to multicellular association, which ended in the emergence of Metazoa via a hypothetical Urmetazoa. The Comparative Embryology of Sponges includes considerable unique and literary info on comparative embryology and morphology of the Porifera (Sponges), a bunch of 'lower Metazoa'.

The Zebrafish: Cellular and Developmental Biology, Part B

This quantity of equipment in phone Biology, the second of 2 components as regards to zebrafish, offers a finished compendium of laboratory protocols and studies masking the entire new tools constructed given that 1999. * info state-of-the paintings zebrafish protocols, delineating severe steps within the methods in addition to strength pitfalls* Illustrates many techiques in full-color* Summarizes the Zebrafish Genome undertaking

Apoptosis : physiology and pathology

"Apoptosis, or telephone loss of life, might be pathological, an indication of ailment and harm, or physiological, a strategy crucial for regular health and wellbeing. This pathological dysregulation of mobile demise will be characterised through both an excessive amount of lack of crucial cells within the middle, mind, and different tissues with little regenerative capability or through too little mobilephone turnover in self-renewing tissues, giving upward thrust to melanoma and different maladies.

Evolutionary Developmental Biology of Invertebrates 1: Introduction, Non-Bilateria, Acoelomorpha, Xenoturbellida, Chaetognatha

This multi-author, six-volume paintings summarizes our present wisdom at the developmental biology of all significant invertebrate animal phyla. the most elements of cleavage, embryogenesis, organogenesis and gene expression are mentioned in an evolutionary framework. each one bankruptcy provides an in-depth but concise review of either classical and up to date literature, supplemented through a number of colour illustrations and micrographs of a given animal workforce.

Extra resources for Evolutionary Transitions to Multicellular Life: Principles and mechanisms

Sample text

Syst Biol 59(5):518–533. 1093/sysbio/syq037 Parfrey LW, Lahr DJG, Katz LA, et al (2011) Estimating the timing of early eukaryotic diversification with multigene molecular clocks. Proc Natl Acad Sci U S A 108(33):13624–13629. 1110633108 Parham JF, Donoghue PC, Bell CJ, et al (2012) Best practices for justifying fossil calibrations. Syst Biol 61(2):346–359. 1093/sysbio/syr107 Peterson KJ, Butterfield NJ (2005) Origin of the Eumetazoa: testing ecological predictions of molecular clocks against the Proterozoic fossil record.

Multicellularity has emerged several times over the evolution of eukaryotes. Uncertainty about several regions of the eukaryotic tree makes it difficult to date the origin of multicellular groups. 3. Relaxed Molecular Clock (RMC) methods allow the estimation of unknown divergence dates from phylogenetic trees with fossil calibrations, accounting for variation in rate of sequence evolution among lineages. There are several ways to model this variation across phylogenetic trees. 4. The fossils used to calibrate RMC models add another level of uncertainty to the dating of the emergence of multicellular groups, as the phylogenetic placement and age of fossils are uncertain.

1093/molbev/msm193 Levinton JS (2008) The Cambrian explosion: how do we use the evidence. Bioscience 58(9):855– 864. 1641/B580912 Loken C, Gruner D, Groer L, et al (2010) SciNet: lessons learned from building a power-efficient top-20 system and data centre. J Phys: Conf Ser 256(1). 1088/1742-6596/256/1/012026 Love GD, Grosjean E, Stalvies C, et al (2009) Fossil steroids record the appearance of Demospongiae during the Cryogenian period. Nature 457(7230):718–721. 1038/nature07673 Magallon S, Hilu KW, Quandt D (2013) Land plant evolutionary timeline: gene effects are secondary to fossil constraints in relaxed clock estimation of age and substitution rates.

Download PDF sample

Rated 4.13 of 5 – based on 32 votes