Origination of epidermis and nervous system
Explain the germ layer from which do the epidermis and nervous system originates? Which are other organs and tissues made up of that germ layer?
Expert
Nervous system and epidermis consists of the same embryonic origin: the ectoderm. The epidermal appendages such as nails, sweat glands, hair and sebaceous glands, the mammary glands, the cornea, the adenohypophysis, the retina and the crystalline lens are derived from the ectoderm.
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In the time of Darwin the results of Mendel’s research on biological inheritance had not been published, Genetics was not yet developed, neither DNA nor the concept of genetic mutation were known. What is the modern darwinist theory that incorporates these bodie
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