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Há 4 dias · Parasites include single-celled protozoans such as the agents of malaria, sleeping sickness, and amoebic dysentery; animals such as hookworms, lice, mosquitoes, and vampire bats; fungi such as honey fungus and the agents of ringworm; and plants such as mistletoe, dodder, and the broomrapes.
Há 5 dias · Gastric worms (especially ollulanus tricuspis) are up to one centimeter long and colonize the gastric mucosa, where they nestle in its mucus layer or in the openings of the gastric glands. The entire development of O. tricuspis takes place in the cat's stomach, and the larvae shed by the females develop into the adult worms within the same animal.
Há 1 dia · Frequency. 247 million (2021) [5] Deaths. 619,000 (2021) [5] Malaria is a mosquito-borne infectious disease that affects vertebrates. [6] [7] [3] Human malaria causes symptoms that typically include fever, fatigue, vomiting, and headaches. [1] [8] In severe cases, it can cause jaundice, seizures, coma, or death.
- 619,000 (2021)
- Fever, vomiting, headache, yellow skin
Há 5 dias · (part of WoRMS - the World Register of Marine Species) Echinoids, or sea urchins (oursins [French], Seeigel [German], erizos de mar [Spanish]) constitute a group of exclusively marine invertebrates inhabiting the intertidal down to the deep-sea trenches. They are characterized by a globose or flattened skeleton known as a test.
Há 5 dias · 2024 Thomas Hunt Morgan Medal recipient Paul Sternberg’s decades-long discoveries in worm physiology, development, and behavior addressed fundamental mysteries in evolutionary biology, genetics, and systems neuroscience. Just like Thomas Hunt Morgan, Paul Sternberg’s scientific legacy dominates many fields of biology, including embryology, evolution, genetics, neuroscience, and systems ...
Há 5 dias · World list of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. (formerly class Turbellaria of the phylum Platyhelminthes) (part of WoRMS - the World Register of Marine Species ) Quick stats. 3,309 accepted species. 4,961 species names including synonyms. Taxonomic context. Bilateria. Xenacoelomorpha. Xenoturbellida.
Há 5 dias · Introduction. Hemichordata is a unique phylum of marine invertebrates found in a wide range of depths and habitats. Two distinctly different body plans exist in this phylum: the large, solitary acorn worms (Class Enteropneusta), and the filter-feeding colonies of the class Pterobranchia.
