Brown Spider: Small but Very Poisonous What they are There are several species of spiders that have poison. By stinging a human being can cause, in addition to pain, various health problems. In some cases, they can even cause the death of the person who has been bitten if there is no prompt and effective medical treatment.
Photo of a 1 cm diameter kidney stone What is kidney stone Kidney stone is a very common health problem in humans and some mammalian species. It is popularly known as kidney stone. It is caused by various factors related to diet, urinary system malfunction or genetic predisposition.
Ascaris Lumbricoides: Disease-causing Worm What is popularly known as roundworm, ascariasis is a parasitosis caused by the nematode worm Ascaris lumbricoides. Knowing Ascariasis This sexually reproducing parasite can reach up to 40 cm in length. Usually the female is much larger than the male.
Gigantism: Too Much Growth Hormone Cause of the disease Gigantism is a disorder that occurs when the pituitary gland, the secretion gland, overproduces growth hormone (GH). It is a disordered growth condition, mainly in the arms and legs, accompanied by corresponding growth in height.
Giardia lamblia: Cause of the parasitosis known as Giardiasis What is parasitic parasites Parasitic diseases are diseases caused by parasitic organisms. Upon entering and settling on the human body or another animal, these parasites develop disease, which can cause a lot of damage to the body and even death if not properly treated.
Air pollution: cause of acid rain What is acid rain - definition It is a type of rainfall with the presence of pollutant gases (derived from the burning of fossil fuels) mixed with water, forming acidic compounds (sulfuric and nitric acid, for example). . It is considered acid rain when the pH is below 5.5.
Living beings: zoology has created classifications in kingdoms Introduction All living things are made up of cells, they need food, they need to breathe, they can reproduce, and they have a chemical composition made up of organic and inorganic substances. Organic substances are produced only by living beings.
Bromeliad and Acacia: Tenant Relationship What it is - meaning Tenantism is an ecological relationship in which one species (animal or plant, called a tenant) extracts advantages (benefits) from another species for protection, transportation or support without causing harm or harm. benefits for this second (host).
Eye of a person with hepatitis jaundice What is Jaundice is a condition in which the skin is yellowish due to a large amount of bile pigments in the blood. The white part of the jaundiced person's eyes also turns yellow. Under normal conditions, bile pigments are common in the blood, but not in excessive amounts as in jaundice.
Pinheiros River: sewage pollution and industrial waste Types of water pollution and main pollutants - Pollution of organic materials that are discharged into rivers, lakes and seas through irregular sewage systems. - Eutrophication: presence of large amounts of algae in river and lake waters.
Cold: One of the Most Common Diseases in the Winter Season What is Cold It is a disease that causes infection in the throat and nose, which is usually caused by various types of viruses. Causes A person gets a cold when they come in contact with one of several types of viruses. Contagion can occur when a person with a cold coughs or sneezes and droplets penetrate a person's throat or nose without the disease.
Protocooperation between the African crocodile and the stick bird Definition - What is Protocooperation is a harmonic (no harm to any individual) and interspecific (between individuals of different species) ecological relationship where benefits occur for all beings involved, and these can live independently.
Environmental biology: an important area of scientific knowledge What it is - definition Environmental biology is an area of biology focused on the study of the environment. Thus, biology knowledge about animals, plants and ecosystem functioning is used to better understand the functioning of the environment.
Paramecium: ciliate example What they are - biological definition Ciliates are protozoa that move through the movement of cilia. In some ciliate species, eyelashes are also used for food intake. These living things belong to the phylum Ciliophora. They can live in water or as parasites on the inner body of animals.
Tuberculosis-causing bacteria Chromosome (bacterial genome) Composed of DNA that forms a single circular double helix chain. It has folds, but the protective layer is absent. Bacterial chromosomes are located in the cytoplasm. Bacterial Flagella These thin, elongated appendages are composed of a protein called flagellin.
Amoeba making phagocytosis What it is - biological definition The amoeba is a unicellular animal, meaning it is composed of only one cell. Due to its size, on average 0.2 millimeters, it can only be observed with the help of a microscope. It is classified as protozoan and its life dates back to the period of origin of our planet.
Giardia Lamblia: Protozoan that causes Giardiasis What is - biological definition Giardia Lamblia, also known as Giardia Intestinalis, is a microscopic protozoan that can parasitize humans by settling in the gut region. Summary of main features - It is flagellated (moves through flagella); - It is a microscopic being, measuring about 0.017 millimeters.
Bacteriology: a science that studies bacteria What it is - biological definition Bacteriology is a science, a branch of biology, that studies bacteria and their properties. The main themes and properties of bacteria studied by Bacteriology are: - Taxonomy (classification of bacteria) - Systematic (describes the biodiversity and relationships between organisms) - Morphology (study of the shapes of bacteria or parts of them) - Biochemistry (studies the processes chemicals that occur in bacteria) - Study of bacteria for the production of medicines.
Amazon Biome: One of the Richest Ecosystems in the World Introduction It is one of the main biomes not only in Brazil, but it also represents enormous significance for the world, its flora, fauna and biodiversity are fundamental for environmental balance and ecosystem sustainability. Location and general data of the Amazon biome The Amazon is almost seven million square kilometers in length spread across nine different countries such as Brazil, Bolivia, Colombia, Ecuador, Venezuela, Guyana, French Guiana, Peru and Suriname.
Bread with mold (mold) What they are - definition Molds, also called molds, are species of filamentous fungi that thrive on organic matter. These molds have the ability to decompose organic matter. Main features and characteristics of molds A very common type of mold in our daily lives is bread mold.
Salmonella typhi bacteria (magnified image under a microscope) What are salmonella - biological definition Salmonella are non-sporulated and mobile Gram-negative bacteria belonging to the Enterobacteriaceae family. Species This genus of bacteria comes in three species: Salmonella typhi, Salmonella choleraesuis and Salmonella enteridtis.