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Bacteria occur in a wide range of shapes, including spheres, rods and spirals.
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Biogas can be produced from organic material (manure, plant waste, organic waste) using bacteria. Biogas is a mixture of methane and carbon dioxide; burning...
Atmospherical nitrogen is bound by bacteria and used by living organisms in the form of various compounds.
Viruses consist of protein and DNA or RNA, they reprogram infected cells to produce more viruses.
Bacteria are unicellular organisms that have no nuclei and are a few micrometres in length
The anatomy of annelids is demonstrated through the example of the common earthworm.
Certain mushrooms are poisonous and can be fatal for humans when consumed, while others are edible and used widely in cooking.
Carrier of genetic information in cells.
Three saturated fatty acid molecules linked to a glycerol molecule.
Genome editing is a type of genetic engineering which results in changes in the genome of an organism. This animation presents one of the best-known genome...
Triglycerides containing unsaturated fatty acids are liquid at room temperature.
The bacterial disease known as the bubonic plague is one of the deadliest infectious diseases in the history of mankind.
There are two basic cell types: prokaryotic and eukaryotic cells.
This bizarre-looking fish uses its bioluminescent lure to catch its prey. The animation explains how it works.
Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and heterotrophically.
The structure and arrangement of polypeptide chains affects the spatial structure of proteins.
Widespread heterotrophic unicellular organisms with constantly changing shapes
Eukaryotic cells contain a number of organelles.
Common ciliated eucaryotic unicellular organisms widespread in freshwaters.