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Algal diversification

WebOct 29, 2014 · Early branching events in the diversification of land plants and closely related algal lineages remain fundamental and unresolved questions in plant evolutionary biology. Accurate reconstructions of these relationships are critical for testing hypotheses of character evolution: for example, the origins of the embryo, vascular tissue, seeds, and ...

Ocean oxygenation in the wake of the Marinoan glaciation Nature

WebSep 1, 2024 · Cophylogenetic patterns in algal symbionts correlate with repeated … WebNov 30, 2024 · Taken together, our results call into question causative links between algal diversification and planetary oxygenation and suggest that climate perturbations in Earth’s history have played an ... installing bathroom mirror cabinet https://salermoinsuranceagency.com

Origin, evolution and diversification of plant ARGONAUTE proteins

WebAug 13, 2024 · Among lichens, lichen-forming algae (LFA) vary in their ecological and geographic preferences, as well as the number of LFF species supported; consequently, LFA may be expected to indirectly regulate the diversification dynamics of LFF . Similarly, the ecological and geographic preferences of a lichen are also shaped by thallus growth … WebOct 19, 2024 · For freshwater flagellate algae there is also the question of volume regulation. Metabolism requires a higher intracellular osmolarity than the osmolarity of freshwater, so there is a driving force for water entry (Raven 1982, 2000, 2024).The presence of flagella requires that there is an area of plasmalemma not protected from osmotic expansion by … WebOct 29, 2014 · Two fundamental questions persist with respect to the origin and diversification of embryophytes: (i) which streptophytic green algal lineage is most closely related to embryophytes, and (ii) what is the branching order among major embryophyte … jianxin gong rate my professor

Algal biodiversity: Phycologia: Vol 35, No 4

Category:Relationship between the total numbers of naturally-propagated ...

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Algal diversification

Streptophyte algae and the origin of embryophytes

WebMay 1, 2024 · The main driver of algae diversification in the Bradypus lineage is cospeciation. • A biogeographic pattern is found in the sloth phylogeny but not in the algal phylogeny. • Host-switching between the deeply diverged sloth species may be facilitated by convergent evolution of specialized traits. WebOct 21, 2016 · Here, we explore the evolution and diversification of photosynthetic …

Algal diversification

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WebSep 21, 2024 · The Neoproterozoic diversification of green algae has been regarded as … Webnisms (e.g., [27-29]) including algae (e.g., [30,31]) we propose that the TYP and LON forms may represent an important example of algal diversification that enables suc-cessful adaptation to contrasting shallow- and deep-water marine environments. The SHA form has clear genetic differences from the TYP and LON forms

WebSep 1, 2024 · Cophylogenetic patterns in algal symbionts correlate with repeated symbiont switches during diversification and geographic expansion of lichen-forming fungi in ... Our understanding of the diversity and diversification of the mycobionts of the genus Sticta has developed significantly in recent years (Simon et al., 2024, Widhelm et al., 2024 ... WebDownload scientific diagram Relationship between the total numbers of naturally-propagated, recorded algal taxa in each of different watercourses of El-Farafra Oasis in this study from ...

WebMar 8, 2009 · Early diversification and progressive extinction: explanations of why an evolutionary key group such as the streptophyte algae consists of only a few extant lineages. Extant streptophyte algae display a surprisingly low diversity (about 13 families, 122 genera), in contrast to the Chlorophyta with about 100 families containing 700 genera. WebSep 26, 2012 · The formerly enigmatic association of the ‘Snowball Earth’ glaciations and early metazoan and algal diversification could thus be linked to shifts in nutrient availability, burial of organic ...

WebOct 5, 2015 · The precise nature of the host cell that partnered with this endosymbiont is, however, very much an open question. And while the host for the cyanobacterial progenitor of the plastid was undoubtedly a fully-fledged eukaryote, how — and how often — plastids moved from one eukaryote to another during algal diversification is vigorously debated.

WebMuch of green algal diversification took place before the origin of land plants, and the land plants are unambiguously members of a strictly freshwater lineage, the charophyte green algae. Contrary to single-gene and morphological analyses, genome-scale phylogenetic analyses indicate the sister taxon of land plants to be the Zygnematophyceae, a ... jianxin sun thomas jefferson universityWebFeb 19, 2016 · We studied the major diversification events within red algae using a multigene dataset (concatenated genes of nuclear EF2, LSU and SSU rRNAs, plastid encoded psaA, psbA, and rbcL, and ... installing bathroom sink drain pipe videoWebOct 6, 2006 · The relative abundance of steranes allows the investigation of the fossil record for Palaeozoic algal diversification and evolution. In this study, 500 Palaeozoic rock samples, representing a broad facies variety from the Upper Ordovician to the P/T-boundary were investigated for sterane compositions. In addition three profiles covering the ... installing bathroom sink drain plugWebApr 15, 2024 · Algal diversity is considered at the levels of richness of species and of … installing bathroom light fixturesWebJun 14, 2024 · Less conventional species such as chia seeds are prominent sources of ω … installing bathroom sink drain stopperWebOct 5, 2015 · Land plants (also known as embryophytes) are a monophyletic lineage … installing bathroom sink drain plumbingWebMar 20, 2024 · Functional divergence of duplicated genes is strongly directed by natural selections such as organism diversification and novel feature acquisition. ... retained among four green algal sequences ... jianxin social welfare institute