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Há 1 dia · Uranus is the seventh planet from the Sun. It is a gaseous cyan -coloured ice giant. Most of the planet is made of water, ammonia, and methane in a supercritical phase of matter, which in astronomy is called 'ice' or volatiles. The planet's atmosphere has a complex layered cloud structure and has the lowest minimum temperature of 49 K (−224 ...
Há 2 dias · 507. When the Kratt Brothers find a herd of wild horses on a beach, Aviva and Koki are eager to see them. However, the Wild Kratts are forced to retreat into the Tortuga when a storm hits. After the storm, the team finds a wild horse foal who was separated from the herd by a wave.
Há 2 dias · A fish (pl.: fish or fishes) is an aquatic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
Há 4 dias · Eukaryotic organisms (animals, plants, fungi and protists) store most of their DNA inside the cell nucleus as nuclear DNA, and some in the mitochondria as mitochondrial DNA or in chloroplasts as chloroplast DNA. In contrast, prokaryotes (bacteria and archaea) store their DNA only in the cytoplasm, in circular chromosomes.
Há 1 dia · Language is a structured system of communication that consists of grammar and vocabulary. It is the primary means by which humans convey meaning, both in spoken and written forms, and may also be conveyed through sign languages. Human language is characterized by its cultural and historical diversity, with significant variations observed ...
Há 4 dias · Timeline of extinctions in the Holocene. This article is a list of biological species, subspecies, and evolutionary significant units that are known to have become extinct during the Holocene, the current geologic epoch, ordered by their known or approximate date of disappearance from oldest to most recent.
Há 1 dia · The remains of three animals were discovered, including one of an abnormal-looking whale, in West Greenland around 1990. The unusual whale was described by marine zoologists as unlike any known species, and it had features midway between a narwhal and a beluga, indicating that the remains belonged to a narluga (a hybrid between the two species); [12] in 2019, this was confirmed by DNA analysis ...