The lionfish ( Pterois antennata ) is a poisonous species that is part of the Scorpaenidae family. It is characterized by the long tentacles that protrude behind each of its eyes and by the stripes on the pectoral fins. In addition, its body is covered by lines, where the colors white, red and brown alternate.
The polymerases are enzymes whose function is related to the processes of replication and transcription of nucleic acids. There are two main types of these enzymes: DNA polymerase and RNA polymerase. DNA polymerase is responsible for synthesizing the new DNA chain during the replication process, adding new nucleotides. They are large, complex enzymes, and differ
Economic values are concepts applied to goods and services to determine their price and the valuation that individuals make of it. For example, the economic values of a car would be the price for which it can be purchased and the social status that its purchase can entail. These concepts are useful for evaluating an
The tenantism is the biological phenomenon that describes the interaction that is established between an organism that lives (the tenant) in the space of another (cave, burrow, etc.). An example of tenancy is an insect that lives in the burrow of a squirrel or termites that live in an anthill. The tenancy is a relationship
A densitometer is a device that measures the degree of darkness of transparent or opaque surfaces, which is why it is considered a fundamental instrument for the study and quality of the image. In certain cases it is also called a “spectrodensitometer”. Likewise, the reading is obtained through the degree of absorption or reflection obtained
A periodontal abscess refers to the localized accumulation of pus as a result of a bacterial infection in the periphery of some tooth. It is also called osteoflegmon and basically consists of a purulent collection in the periapical space, usually secondary to gingivitis or periodontitis. When a periodontal abscess is formed, the root of the