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What are the three germ layers of a gastrula?
From inner to outer, the germ cell layers are the endoderm, mesoderm, and ectoderm. Each of the three layers develops into a different part of the embryo: the endoderm into the respiratory, auditory, and digestive system; the mesoderm into the skeleton and muscles; and the ectoderm into the skin, tooth enamel, and nervous system.
What is a giraffe ectoderm or endoderm?
Endoderm
Which cell layer develops into the linings of the digestive and respiratory tracts?
The endoderm.
The nervous system is produced by?
The endoderm and ectoderm
What is the name of lower Invertebrates that have a jelly-like layer between endoderm and ectoderm?
Cnidarians secrete mesoglea - which is a jelly-like substance that separates the ectoderm and endoderm.
How many tissue layers do phylum platyhelminthes have?
Phylum Platyhelminthes have three tissue layers: ectoderm, mesoderm, and endoderm.
Is epidermis and ectoderm the same thing?
ectoderm is the young epidermis, same with endoderm, it is the young gastrodermis.
What embryonic germ layer is epithelial tissues?
Ectoderm, endoderm, and mesoderm can produce epithelial tissues
How many germ layers do annelids have?
They have two layers the endoderm and ectoderm.
What are the three tissue layers of Annelids?
Ectoderm, endoderm and mesoderm.
The heart muscles bones and blood develop primarily from ectoderm mesoderm endoderm the placenta or the gray crescent?
ectoderm
What is a gel-like substance located between the endoderm and the ectoderm?
mesoglea ;)
