Jūsu grozs ir tukšs
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Food chains represent the feeding relationships in an ecosystem.
Dzīvas būtnes tiek iedalītas dažādos trofiskajos līmeņos atkarībā no to lomas barības ķēdē, ko mēs parādīsim šajā īsfilmā.
The great spotted woodpecker highly depends on woodland habitat, which is reflected in its anatomy and lifestyle as well.
Pateicoties medicīnas un bioloģijas zinātnes attīstībai, mēs dzīvojam arvien ilgāk. Taču, kāds ir mūsu patiesais mūža ilgums?
Šīs īsfilmas galvenā varone ir vīnoga, kas ir vīndarīšanas svarīgākā izejviela.
Kalifornijas karaļčūska - viena no populārākajām terāriju iemītniecēm, kas tā nosaukta tādēļ, ka ik pa laikam aprij citas čūskas.
The easiest way to adulterate honey is to feed bees sugar syrup. Bees can also break down this type of sugar.
Sūnaugi ir sauszemes augi, taču parasti tie dod priekšroku mitrām dzīvotnēm.
Bites lido no zieda uz ziedu, čakli vācot nektāru un putekšņus, ko tās nogādā savā saimē.
Viens no skaistākajiem augiem, ko sastopam, pastaigājoties pa mežu. Iepazīsim tā raksturīgākās iezīmes!
Cilvēka organisma uzbūve, funkcionēšana, fiziskais stāvoklis un labsajūta ir lielā mērā atkarīgi no uztura. Noskaidrosim veselīga uztura pamatprincipus!
Eukaryotic cells with nuclei measuring only a few micrometres may contain nearly 2 metres of DNA, coiled multiple times.
Neurons are cells specialised for transmitting electric signals.
Systemic circulation carries oxygenated blood from the heart to the body, while pulmonary circulation carries oxygenated blood from the lungs to the heart.
The urinary system serves for the removal of harmful and useless materials from the body.
Bones of the lower limbs are connected to the trunk by the pelvic girdle.
The bones of the upper limbs form the pectoral girdle and the arms.
The two main parts of the central nervous system, the brain and the spinal cord are protected by the skull and the spinal column.
The arms are moved by flexor and extensor muscles.
NAD⁺ is a coenzyme that plays an important role mainly in catabolic processes, while NADP is important in anabolic processes as hydrogen carriers.
A hollow digestive organ with a muscular wall, located between the oesophagus and the small intestine.
The knee joint is made up by the femur, the tibia and the knee cap.
Careful tooth brushing is an important part of oral hygiene.