Roundworms are divided into two classes, adenophorea and secernenta. 11 дек. 2015 г.
What is the class of roundworms?
Roundworm Classes The phylum Nematoda is divided into two classes, Adenophorea and Secernentea. The main basis for this subdivision is the absence (Adenophorea) or presence (Secernentea) of the phasmid sensory organ described in the Roundworms: Characteristics (Advanced) concept. Most Adenophorea are non-parasitic.
Which 2 organisms are roundworms?
Roundworms are a group of parasites that includes pinworms and ascariasis. These tiny organisms enter your body, where they often live in your digestive system and cause problems.
What are the two types of nematodes?
The two nematode classes, the Chromadorea and Enoplea, have diverged so long ago, over 550 million years, that it is difficult to accurately know the age of the two lineages of the phylum (Figure 1). Figure 1. Nematodes are multicellular animals in the group Ecdysozoa, or animals that can shed their cuticle.
What are nematodes classified as?
Commonly known as roundworms, nematodes are a group of worms that make up the phylum Nematoda.
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