Lamarckism

Lamarckismo or lamarquismo corresponds to the ideas developed by the naturalist Jean-Baptiste Lamarck about the evolution of the living beings. These ideas were fundamental to the knowledge of evolution . However, currently, they are no longer accepted. Lamarck based his theory on Read more

Ecological Niche

The ecological niche is the set of conditions and resources that allow a species to survive in the environment. We can say that it represents an individual’s ecological role in the ecosystem. Each species has a different niche. This is because no Read more

Mendel’s Second Law

Mendel’s Second Law or Independent Segregation Law is based on the combined transmission of two or more characteristics. Mendel started studies with peas following gene expression in isolation. This fact gave rise to Mendel’s First Law. Subsequently, Mendel began to study the segregation Read more

Macrophages

The macrophage is a defense cell in the body and acts on the immune system. Macrophages are found in connective tissue and are concentrated in organs with the body’s defense function. The main characteristics of macrophages are: Irregularly shaped cell Read more

Pantanal Animals

The Pantanal is the smallest Brazilian biome, located in the states of Mato Grosso and Mato Grosso do Sul and also extends over a small part of eastern Bolivia and northern Paraguay, where it is called “Chaco”. It is important to highlight Read more

Groundwater

The ” Lençol Freático ” or ” Lençol de Água ” is a water reservoir present in the underground parts of the Earth, which vary from 500 to 1000 meters in depth. In this way, a part of the rainwater seeps on the surface, Read more

Tarantula

Crab spiders are invertebrate animals of the Arthropod group, with about 900 described species. Although they are poisonous, they do not bring serious problems to man. Crabs are the largest known spiders, reaching up to 26 cm in wingspan. An example of Read more

Epidermis

The epidermis is the most superficial layer of the skin, in contact with the environment. It is formed by stratified squamous and keratinized epithelial tissue. Its name derives from the Greek words epi , which means above and dermis , which means skin. So, it means Read more

Golden Lion tamarin

Golden-tamarin is a mammal that lives exclusively in the Atlantic Forest. Animal threatened with extinction for a long time because of the destruction of its habitat, its survival is due to the projects and conservation units. The main cause of the Read more

Burns

Burning is a type of agricultural practice used in rural areas, being one of the oldest actions carried out by man. Considered to be low cost, burning is known for its speed, because in many cases it is used as Read more