How big are hydrathe cells of the ectoderm have at their inner edges muscular projections called what?
The inner edge muscular projections of the ectoderm are called muscle tails. These lie along the length of the animal in the mesoglea. When they contract, the animal gets shorter. By contracting the muscle tails on one side only, the animal can bend in any direction.
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What does the ectoderm develop into as an animal develops?
Ectoderm gives rise to the skin and nervous system. Endoderm ...
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What are the ectoderm, endoderm, mesoderm mesoglea?
Mesoglea is the noncellular, gelatinous material between the ...
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What are two body parts formed by the endoderm, mesoderm, and ectoderm?
Embryo , one of three basic layers ( ectoderm , endoderm , me...
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What does the 'ectoderm' germ layer develops into?
The ectoderm germ layer develops into the epidermis and assoc...
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In vertebrates, ectoderm subsequently gives rise to hair, ski...
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What does the ectoderm develop into as an animal develops?
Ectoderm gives rise to the skin and nervous system. Endoderm ...
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What separates the gastroderm and ectoderm in a hydra?
The outer layer of the sac, the ectoderm, is separated from t...
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Where do you find the ectoderm of an animal?
The ectoderm is located on the outside layer of animal. It ho...
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What is the difference between Ectoderm and Endoderm?
Biology question: The difference between ectoderm endoderm me...
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What are the ectoderm, endoderm, mesoderm mesoglea?
Mesoglea is the noncellular, gelatinous material between the ...
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In vertebrates, ectoderm subsequently gives rise to hair, ski...
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What does the 'ectoderm' germ layer develops into?
The ectoderm germ layer develops into the epidermis and assoc...
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What do the germ layers ectoderm, endoderm, and mesoderm become?
The endoderm forms the stomach, the mesoderm forms skeletal m...
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What is the difference between Ectoderm and Endoderm?
Biology question: The difference between ectoderm endoderm me...
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The three derivatives are the skin ectoderm ��� gives rise to...
About Ectoderm
the ectoderm is the outer layer of the early embryo, it is the the first to emerge and forms the outer layer of germ cells. The ectoderm differentiates to form the nervous system, tooth enamel and the epidermis. It also forms the lining of the mouth anus, nostrils, sweat glands, hair and nails.
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