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Primordium


primordium pl. primordia
[L. primus, first + ordiri, to begin to weave]
A cell or organ in its earliest stage of differentiation.
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leaf primordium The first stage of leaf development; a small lateral protuburance formed by an apical shoot meristem that will expand to form a leaf.
leaf scars A scar left on a stem or twig when the leaf abscises.
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Embryonic primordium from which a specific part of the organism develops. The rudimentary basis of an organ in an embryo.
Related Terms: Primordium
Early cells that serve as the mitotic progenitor of an organ in organogenesis.
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Embryonic primordium from which a specific part of the organism develops. The rudimentary basis of an organ in an embryo.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ...
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germ layer, germ plasm, germination, induction, juvenile, larva, maternal effect, metamorphosis, genome, morphogenesis, morula, neoteny, neural development, nymph, ontogeny, oosperm, ovism, paedogenesis, pangenesis, phylogeny, primordium, pupa, ...
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germ layer, germ plasm, germination, induction , juvenile, larva, maternal effect, mesoderm, metamorphosis, morphogenesis, morula, neoteny, neural development, nymph, ontogeny, oosperm , ovism , paedogenesis, pangenesis, phylogeny, primordium , pupa, ...
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