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Hydra is in the phylum of the cnidarians which is a radical symmetry. so ectoderm, the outer layr which form the nerve sytem. Also, the endoderm, the inner layer are presented in the hydra.
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∙ 10y ago
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How many tissue layers does a hydra sea serpent have?
two layers but so have three
How many cell layers does a hydra have?
two
Which phyla have only two tissue layers?
The answer is probably sponges.
How many cell layers make up the onion tissue?
There is only a single layer of cells in onion tissue. However, sometimes the tissue can fold over itself and appear to have two layers.
How many germ layers do chordata have?
First one has three and the second one has two germ layers.
Falling away of tissue in layers?
a falling away of tissue in layers is exfoliation
How many tissue layers do arthropods?
how many tissue layers do the phylum arthropoda have
What are stages of soft tissue?
there are layers of soft tissue?
How many layers of embryonic tissue are present in the pig?
There are three layers of embryonic tissue present in the pig. These layers are called the ectoderm, mesoderm and the endoderm.
What color is the blood of a hydra?
This is a trick question. Because hydras are only two cell layers thick, they do not have a true circulatory system. The inner cell layer absorbs materials directly from their gastrovascular cavity. So a hydra doesn't have blood!
What is the dermis composed mainly of what tissue?
The dermis is one of two layers that make up the skin (the other being the epidermis, which lies on top). The dermis is composed of two layers: the papillary layer and the reticular layer. The papillary layer is composed of areolar tissue and the reticular layer is composed of dense irregular connective tissue.
Do platyhelminthes tissue layers?
There are three layers: ectoderm, mesoderm, and endoderm.
