The structure of annelids, earthworms.
| November 28, 2020 | education
The size of annelids (earthworms) is from 0.5mm to 3mm, the body consists of a segment, there is a mouth, anal lobe, head section, muscles. All segments are the same; in the sexually mature, a thickening appears in the anterior third of the body – the glandular belt. Integument – dense cuticle, unilamellar epithelium.
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