Hormones: Several Important Functions in the Human Body Introduction There are various chemical elements present in the body of human beings. They are essential for the proper functioning of our body. The absence or deficiency of these elements can lead to improper functioning of the organism, generate disease or even lead the individual to death.
Sarcoptes scabiei: scabies parasite (microscope image) What is scabies, also known as scabies, is a skin infection produced by a parasite that digs tunnels under the most superficial layers of the skin, causing irritation with its waste. These mites are transmitted through contact with infected people.
Rhodophytes: Also known as red algae What they are Rhodophytes are red algae that live mainly in marine waters. They make up the phylum Rodophyta. There are approximately six thousand species of red algae, of which only 165 are freshwater. Main features - They have photosynthetic pigments of red color (phycoerythrin).
Tetrapods: the four-limbed terrestrial vertebrates What they are - meaning Tetrapods are terrestrial vertebrate animals, which have four limbs. These animals belong to the Tetrapoda superclass. Amphibians, mammals, reptiles and birds are tetrapods. Evolution According to evolutionary biology, the first tetrapods emerged about 350 million years ago from freshwater lung fish.
Tapeworm (head) of tapeworm solium What is - biological definition Tapeworm is the name given to a species of parasite that lodges in the gut of vertebrates. This parasite can measure up to 13 meters in length. Summary of the main features of Tapeworm Solium and Saginata Tapeworm solium and Tapeworm saginata are the best known, and in adulthood they parasitize in the small intestine of man (its definitive host).
Crab Tree: A large arachnid Classification: Kingdom: Animalia Phylum: Arthropoda Class: Arachnida Order: Araneae Family: Theraphosidae Main information and characteristics: - The crab tree, also known as tarantula, is a large spider species. They have an average size of 20 cm and can reach up to 30 cm.