Although, at first, it may not seem that way, the seahorse is a fish. Its body has a peculiar shape and its head has resembles the head of a horse. Another curious feature is the way they swim, with the body almost upright, driven by quick movements of the dorsal fin. Its body is covered […]
Southern Blot Concept Southern blot refers to a Molecular Biology technique through which it is possible to verify whether a specific DNA sequence (gene of interest) is present in the sample. The sample under analysis contains a complex mixture (entire genome of an organism). With this technique it is also possible to obtain information on the […]
Splicing Concept The term Splicing refers to the process by which the pre-mRNA is processed to generate mRNA. This process is based on the introns removal and the linking of the exons present in a sequence. The genes in the cell In its DNA, the cell contains coding regions (exons) and non-coding regions (introns) that […]
The starfish or sea stars are animals from the phylum Echinodermata (phylum to which also belong animals like the sea urchin and the sea cucumber) and, within this, from the class Asteroidea. They are invertebrate animals that live exclusively in the marine environment and have radial symmetry. They can be found all over the world, […]