Viruses consist of protein and DNA or RNA; they reprogram infected cells to produce more viruses.
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Bacteria occur in a wide range of shapes, including spheres, rods and spirals.
Widespread heterotrophic unicellular organisms with constantly changing shapes
Carrier of genetic information in cells.
Unicellular eukaryotes living in freshwaters, capable of feeding autotrophically and heterotrophically.
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...
Common ciliated eucaryotic unicellular organisms widespread in freshwaters.
A polynucleotid made up of phosphoric acid, ribose, and nucleobases (cytosine, uracil, adenine and guanine).
The bacterial disease known as the bubonic plague is one of the deadliest infectious diseases in the history of mankind.
Polypeptide chains are composed of amino acids and can appear in alpha-helix or beta-sheet form.
The structure and arrangement of polypeptide chains affects the spatial structure of proteins.
Eukaryotic cells contain a number of organelles.