Developmental biology, Volume 1Increased emphasis on gene activity, signal transduction and the emphasis on the roles of paracrine factors in development. |
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Contents
The anatomical tradition | 3 |
The Questions of Developmental Biology 4 Evolutionary Embryology | 15 |
Life cycles and the evolution of developmental patterns | 25 |
Copyright | |
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Common terms and phrases
acrosome active adult amphibian animal anterior-posterior appears axis axons B-catenin become Bicoid bind blastocoel blastomeres blastopore blood brain cartilage cell division cell membrane cell types Chapter chick embryo chromosome cleavage cytoplasm developmental differentiation dorsal Drosophila duct ectoderm embryo encoding endoderm enzymes epidermis extracellular fate female fertilization Fgf8 Figure first formation frog function gastrulation gene expression genetic germ cells gonads gradient growth hormone human induce inhibits interactions larva layer male mammalian mammals meiosis mesoderm mice molecules mouse mRNA muscle mutations neural crest cells neural plate neural tube neurons Nodal normal notochord nucleus oocyte organs paracrine paracrine factors pathway pattern Pax6 phenotype photographs courtesy posterior precursors produce protein receptor region regulated retina sea urchin secreted segment signal somatic somite Sonic hedgehog specific sperm stage stained stem cells structures synthesis tion tissue transcription factors vegetal ventral vertebrate vesicle wild-type Xenopus yolk