Category General

Tungsten (W) - Properties
General

Tungsten (W) - Properties

Atomic mass, symbol and atomic number Tungsten is a naturally occurring element with the element symbol W and the atomic number 74. In the periodic table it stands with an atomic mass of 183.84 u in the 6th subgroup. The chemical element discovered by Fausto and Juan Elhuyar in 1783 is not radioactive and is in a solid state at room temperature.

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Calcium (Ca) properties

Atomic mass, symbol and atomic number Calcium is a naturally occurring element with the elementary symbol Ca and the atomic number 20. In the periodic table it stands with an atomic mass of 40.078 u in the 2nd main group. The chemical element discovered by Humphry Davy in 1808 is not radioactive and is in a solid state at room temperature.
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Darmstadtium (Ds) - Properties

Atomic mass, symbol and atomic number Darmstadtium is an artificially created element with the element symbol Ds and atomic number 110. In the periodic table it belongs to the transactinoids with an atomic mass of 281 u. The chemical element discovered in 1994 is radioactive and is in a solid state of aggregation at room temperature.
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Dachshund

Characteristics Name: Dachshund Alternate Names: Teckel, Dachshund Original Origin: Germany FCI Group: Dachshunds Size (): up to 35cm Chest Size (): up to 35cm Chest Girth Weight (): up to 10kg Weight (): up to 9kg Life expectancy: 11 - 15 years Diet: Carnivore Sexual maturity: Litter size: 7 - 10 Coat color: depending on the species Fur type: species-dependent Skin length: short, medium and long character / essence: active, obstinate, faithful Attitude: housing possible with daily run Dachshund - introduction information The ancestors of the Dachshunds, who are also known as Dachshund or Teckel, were said to have been fallow, which already accompanied the prehistoric Celts in the hunt.
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The sloth - profile

Characteristics Name: Sloth Latin Name: Folivora Class: Mammals Size: 50 - 70cm Weight: 3 - 10kg Age: 30 - 40 years Appearance: gray-brown coat Gender Dimorphism: yes Nutrition Type: predominantly herbivorous (herbivorous) food: leaves, insects Distribution: Central America, South America native origin: South America sleep / wake cycle: nocturnal and nocturnal habitat: tropical rainforest natural enemies: big cats, birds of prey, snakes sexual maturity: about four years mating season:?
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Das Heimchen - Wanted poster

Characteristics Name: Heimchen Other names: Grille Latin name: Acheta domesticus Class: Insects Size: 1,5 - 2,0cm Weight:? Age:? Appearance: yellow-brown shell Sex dimorphism: no Nutrition type: omnivore Food: carrion, small insects, vegetable matter Distribution: worldwide Origin: Africa Sleep / wake cycle: nocturnal Habitat: non-specific Natural enemies: ant, bat, frog, Spider, birds, wasps Sexual maturity:?
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Dalmatian

Characteristics Name: Dalmatian Alternative name: Dalmatinac Original provenance: Croatia FCI Group: Running dogs, sweat dogs and related breeds Size (up to 60cm) Height (): up to 60cm Weight (): 25 - 31kg Weight (): 22 - 28kg Life expectancy : 8 - 13 years Diet: Carnivore Sexual maturity: Litter size: 6 - 9 Coat color: black and white Hair type: dense Coat length: short Character / nature: friendly, curious, dynamic Attitude: requires a lot of exercise Dalmatians - introduction information The Dalmatian looks back on a long history back, because representations of similar dogs have already been found in the tombs of Egyptian pharaohs.
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The Meselson Steel Experiment

Attempt to prove the semiconservative replication During replication, the genetic material is multiplied. At the beginning of the 1950's, however, it was still unclear what principle replication was. In biology, three possible models were discussed controversially. Conservative replication: The original DNA remains intact.
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Biodiversity

What is biodiversity? Definition: Biodiversity means diversity of life and refers to the totality of all organisms detectable on Earth, of all ecosystems and of all biological processes acting on them. It includes biodiversity and is often mistakenly confused with it.
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The crocodile - Wanted poster

Characteristics Name: Crocodile Latin name: Crocodilia Class: Reptiles Size: 1 - 6m Weight: 100 - 800kg Age: 20 - 60 years Appearance: darkgreen, gray Sex Dimorphism: Yes Diet type: Carnivore Food: Fish, Turtles, Mammals Distribution: Africa, Asia, Australia, Central America native origin: unknown sleep-wake-rhythm: diurnal habitat: rivers, sea, lakes natural enemies: / sexual maturity: first time 10 - 15 years mating season: unknown clutch size: 20 - 80 eggs social behavior: loner Vom Endangered species: No You can find more animal species in the Encyclopaedia of Animals.
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The Lymphatic System

Definition: The lymphatic system describes a network of different organs, all of which serve the immune system. This makes the lymphatic system an immune system. The organs are connected to each other either through the bloodstream or the lymphatic vessels and react to foreign bacteria or viruses with an immune response.
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The Lamprey Wanted Poster

Characteristics Name: Lamprey Latin name: Petromyzontiformes Class: Petromyzontida Size: 25 - 80cm Weight: 150 - 700g Age: 5 - 10 years Appearance: eel-like, two eyes Sex dimorphism: yes Nutrition type: fish eater (piscivor) Food: Blood Distribution: worldwide original Origin: unknown Sleep / wake cycle: nocturnal Habitat: Oceans, Oceans, Rivers, Lakes Natural enemies:?
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The operon model

According to Jacob and Monod ... Prokaryotic cells must have the opportunity to control protein biosynthesis for a more ecological use of energy. Otherwise, either too many or too few proteins would be formed. Jacob (* 1920) and Monod (1910-1976) researched E. coli bacteria and found gene regulation through substrate induction and end-product repression.
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The Guinea Fowl - Wanted Poster

Characteristics Name: Guinea fowl Other names: African chicken, Guinea Chicken Latin name: Numididae Class: Birds Height: 40 - 70cm Weight: up to 1.6kg Age: 5 - 10 years Appearance: Species Sex dimorphism: No Diet type: omnivore (omnivor) food : Leaves, Fruits, Insects Distribution: Africa, Arabia Primary Origin: North Africa Sleep / wake cycle: active in the daytime Habitat: Rainforest, Savanna, Steppe, Semi-desert Natural enemies: Predators Sexual maturation: With the second year of mating:?
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The cattle - profile

Characteristics Name: Cattle Other names: Domestic Cattle Latin name: Bos primigenius taurus Class: Mammals Size: 1.2 - 1.6m Weight: 500 - 1200kg Age: 10 - 20 years Appearance: black, brown or white coat Sex Dimorphismus: Yes Nutrition Type: Herbivore (herbivor) Food: Grass, hay Distribution: worldwide Origin: presumably Middle East Sleep-wake-up-rhythm: diurnal Habitat: pastures and meadows Natural enemies: / Sexual maturity: from about the second year of mating: All year round Tragzeit: 9 Monate Litter size: 1 juvenile Social Behavior: Herd Animal Critically Endangered: No You can find more profiles of animals in the Encyclopaedia of Animals.
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The porcupine - Wanted poster

Characteristics Name: Porcupine Other names: / Latin name: Hystricidae Class: mammals Size: 30 - 50cm Weight: 1.5 - 2.5kg Age: 10 - 20 years Appearance: black-white spines Sexual dimming: Yes Diet type: predominantly herbivores (herbivor ) Food: plants, roots, tree bark Origin: probably Southeast Asia Sleep / wake cycle: nocturnal Habitat: tropical rainforest, grassland, savannah Natural enemies: big cats Sexual maturity: at the beginning of the second year Mating time: April - May Tragzeit : 3 - 4 months Litter size: 1 - 4 juveniles Social behavior: Family group At risk of extinction: No You can find further profiles of animals in the Encyclopaedia of Animals.
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The Skunk - Wanted Poster

Characteristics Name: Skunk Other names: Skunk Latin name: Mephitidae Class: mammals Size: 30 - 50cm Weight: 1 - 4kg Age: 3 - 6 years Appearance: black-and-white coat Sex dimorphism: no Diet type: omnivore Food: hare, Frog, mouse, snail, insects, nuts, fruits Distribution: North America Original Origin: unknown Sleep-Awake-Rhythm: twilight and nocturnal Habitats: Steppes, semi-deserts Natural enemies: big cats, bears Sexual maturity: from the second year of age Mating season: generally possible all year round Gestation period: 60 - 70 days litter size: 3 - 5 juveniles social behavior: lone wolf endangered: no You can find further profiles of animals in the Encyclopaedia of Animals.
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The Boar - Wanted Poster

Characteristics Name: Boar Latin name: Sus scrofa Class: Mammals Size: 1.2 - 1.8m Weight: 70 - 200kg Age: 8 - 12 years Appearance: brown-gray coat Sex Dimorph: Yes Diet type: Omnivorous Food: Carrion , Beechnuts, acorns, fruits, seeds, insects, fungi, roots Origin: Eurasia Sleep / wake cycle: nocturnal Habitat: unspecific, prefers deciduous and mixed forests Natural enemies: Asia, Africa, Europe, North America, South America, Australia Bear, Wolf, sexual maturity: approx.
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The Albatross - Wanted poster

Character Name: Albatros Latin Name: Diomedeidae Class: Birds Size: 2 - 3,5m wingspan Weight: 7 - 12kg Age: 15 - 40 years Appearance: white plumage, black wings, pale yellow to orange beak Sex Dimorphism: No Diet type: Carnivore ) / Fish-eater (piscivor) Food: carrion, fish, mollusks, cuttlefish Distribution: worldwide Sleep-wake cycle: diurnal Habitat: Ocean, near islands Natural enemies: no Sexual maturity: earliest from the 8th.
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The Wallaby - Wanted Poster

Characterization Name: Wallaby Other Names: / Latin Name: Notamacropus Class: Mammals Size: 60 - 80 cm Weight: Depending on the species Up to 20 kg Age: 8 - 15 years Look: brown or gray colored Sex Dimorphism: Yes Diet type: Herbivore (herbivor ) Food: leaves, grasses, ferns, herbs, buds and bark Distribution: Australia, New Guinea native Origin: Australia Sleep / wake cycle: nocturnal or nocturnal Habitat: Bushland, forests Natural enemies: Dingo, fox, domestic cat Sexual maturity: Females: approximately
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The Axolotl - Wanted poster

Characteristics Name: Axolotl Other names: Mexican salamander Latin name: Ambystoma mexicanum Class: amphibians Size: 25 - 30cm Weight:? Age: 5 - 20 years Appearance: different color variations possible (eg black, pink or white) Sex dimorphism: yes Nutrition type: carnivore Food: insects, fish, fish spawn, crustaceans Distribution: Xochimilco Lake near Mexico City Original Origin: Mexico Sleep-wake cycle: nocturnal Habitat: oxygen-rich waters natural enemies: predatory sexual maturity: approx.
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