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to protect it's soft and delicate body.
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How many germ layers do annelids have?
They have two layers the endoderm and ectoderm.
What are the layers in the gastrula?
During blastula there will be two germ layers 1)ectoderm 2)endoderm, after gastrulation , there will be three germ layers 1) Ectoderm 2) Endoderm 3) Mesoderm
What are three types of germs layers?
The three germ layers are the ectoderm, the mesoderm, and the endoderm.
What is the process involving cell rearrangements to form the three primary germ layers?
Gastrulation
What are three structures that are derived from each of the primary germ layers?
lining of the lungs, the brain or the kidneys
Which of the animal phyla was the first to evolve three germ layers?
The first animal phylum to evolve three germ layers was the Cnidaria. These germ layers are the ectoderm, endoderm, and mesoderm, found in more complex animals for the development of different structures and organs.
Do arthropods have three embryonic germ layers?
Phylum arthropoda does fall under the Protostomia clade characterized by bilateral symmetry and three germ layers.
How many germ layers do annelids have?
They have two layers the endoderm and ectoderm.
Does porifera have 3 germ layers?
No they do not. I am not certain as to whether they have 0 or 2 germ layers but it is one of the two.
What are the layers in the gastrula?
During blastula there will be two germ layers 1)ectoderm 2)endoderm, after gastrulation , there will be three germ layers 1) Ectoderm 2) Endoderm 3) Mesoderm
How many germ layers do pigs have?
Three cell layers known as the ectoderm, mesoderm, and endoderm. They are also referred to as the primary germ layers, because all of the organs and tissues of the embryo will be formed from them.
What are the three types of germ layers that form tissues and organs in sea urchins?
the three germ layers on a squid are the ectoderm, endoderm and mesoderm
What are three types of germs layers?
The three germ layers are the ectoderm, the mesoderm, and the endoderm.
How many tissue layers do phylum platyhelminthes have?
Phylum Platyhelminthes have three tissue layers: ectoderm, mesoderm, and endoderm.
Which phylum does not have a germ layer?
Porifera, which includes sponges, do not have true germ layers like other animals. They lack specialized tissues and organs, making them the simplest multicellular organisms.
How many germ layers do chordata have?
First one has three and the second one has two germ layers.
How many germs layers do insect have?
Insects have one germ band that grows. There are three germ layers which can be found on most insects and are responsible for development.
