Selection on the gametophyte: Modeling alternation of generations in plants [PDF]
Premise The degree of gametophyte dependence on the sporophyte life stage is a major feature that differentiates the life cycles of land plants, yet the evolutionary consequences of this difference remain poorly understood.
Deren Eaton +2 more
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Epigenetic reprogramming rewires transcription during the alternation of generations in Arabidopsis [PDF]
Alternation between morphologically distinct haploid and diploid life forms is a defining feature of most plant and algal life cycles, yet the underlying molecular mechanisms that govern these transitions remain unclear.
Michael Borg +6 more
doaj +2 more sources
Alternation of Generations in Animals [PDF]
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Charles J Chamberlain
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Multiple developmental pathways in organisms with developmentally complex life cycles [PDF]
One aspect under which an organism’s life cycle can be considered complex is when the very same organism can undertake, or obligatorily undertakes, multiple developmental pathways. Examples are organisms with alternation of generations, like most plants,
Giuseppe Fusco, Alessandro Minelli
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Taxonomic identification and life cycle comparison of two populations of the monostromatic green algae Monostroma nitidum [PDF]
Monostroma nitidum, a monostromatic green algae (MGA) with high economic value, is distributed worldwide. Life cycle often serves as a fundamental criterion for taxonomic classification. Most researchers consider the life cycle of M.
Jiawei Liao +7 more
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Generics and Alternatives [PDF]
In this paper we argue that for the (probabilistic) interpretation of generic sentences of the form "Gs are f," three types of alternatives play a role: (i) alternative features of f, (ii) alternative groups, or kinds, of G, and (iii) alternative causal background factors. In the first part of this paper we argue for the relevance of these alternatives.
Kochari, A., Van Rooij, R., Schulz, K.
openaire +6 more sources
The origin of alternation of generations in land plants: a focus on matrotrophy and hexose transport [PDF]
Lee W Wilcox
exaly +2 more sources
Eukaryotic life cycles alternate between haploid and diploid phases and in phylogenetically diverse unicellular eukaryotes, expression of paralogous homeodomain genes in gametes primes the haploid-to-diploid transition.
Tom Dierschke +5 more
doaj +1 more source
Molecular Control of Sporophyte-Gametophyte Ontogeny and Transition in Plants
Alternation of generations between a sporophytic and gametophytic developmental stage is a feature common to all land plants. This review will discuss the evolutionary origins of these two developmental programs from unicellular eukaryotic progenitors ...
Saurabh Pandey +8 more
doaj +1 more source
Socio-Demographic Measuring Of Relation Of Life Quality And Level Of Population Reproduction In Russia And Foreign Countries On Basis Of Rating Evaluations [PDF]
During the finishing of the second demographic transition in the countries with relatively high level of socio-economic development, the tendencies of rise in the total birthrate and the changing of a calendar of births were revealed. At the same time,
Aleksandr Ivanovich Kuzmin +2 more
doaj +1 more source

