We explain what blood is, how it is composed and the blood groups there are. Also, what are its features and functions. What is Blood? Blood is a type of connective tissue in the body of vertebrate animals that circulates in their arteries, veins and capillaries, transporting the various nutrients produced by metabolism as well as oxygen , essential…
We explain what food is, what its functions and food groups are. In addition, its characteristics and possible problems. All forms of life that we know require food, but not all do it in the same way or through the same sources. Plants, for example, can make their own food (they are autotrophic) , while animals must ingest organic matter…
We explain what a transistor is, how it is composed and its various functions. Also, its general characteristics, classification and more. What are Transistors? Transistors are semiconductor electronic devices , responsible for transmitting an outgoing signal (output) in the presence of an incoming (input), as part of an electronic circuit of some kind. The term “transistor” comes from…
We explain what nomadic and sedentary peoples are and what their social structure is like. Also, what are their characteristics and cultures. What are nomadic and sedentary peoples? When speaking of nomadic peoples (or nomads) and sedentary peoples, one is referring to the type of modus vivendi or way of life by which they are governed . In this case…
We explain what the picaresque novel is and its characteristics. In addition, how this literary subgenre arises and examples of novels. What is the picaresque novel? The picaresque novel is a narrative literary subgenre that is written in prose and is characteristic of Spanish literature . It emerged during the Golden Age , between the 16th and 17th centuries, in which art and literature in Spanish flourished and which included…
We explain what the respiratory system is, what its organs and functions are. In addition, its characteristics and possible diseases. What is the respiratory system? The respiratory system is the set of organs that intervene in respiration. This system is responsible for the distribution of oxygen in the body. It is responsible for capturing oxygen and…
We explain what fine arts are, why they are important and some examples. In addition, its characteristics and what is street art. What are the fine arts? The seven forms of artistic realization or artistic representation of beauty are known as fine arts . They are considered “pure” forms of art , which involve different techniques, methods, tools and materials, and…
We explain what oviparous animals are, how they are classified and the parts of an egg. In addition, its general characteristics and incubation. What are oviparous animals? The word oviparous comes from the Latin word ovum , which means “egg” and parire , which means “give birth” and is the term used to refer to those who hatch from an egg. The difference…
We explain what the eukaryotic cell is, how it originated, and the parts that compose it. Also, what are its features and functions. What is the eukaryotic cell? Eukaryotic cells are known as those in whose cytoplasm a cell nucleus can be found that contains the genetic material (DNA), unlike prokaryotic cells, whose genetic material is dispersed in the…
We explain who the Tarahuamaras are, their clothing and the rituals they perform. Also, its features, economy and more. Who are the Tarahumara? The Tarahumara, originally called Rrámuris , are an indigenous people that have existed in Mexican territory for thousands of years . The name rarámuri means “of the light feet”. This name is due to the custom of running. 5…