Search Results for: water
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Biology
The cell membrane: structure, composition and functions.
The cells have multiple organelles and structures that are important for the functioning of the cell, but if one of them is…
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Biology
Planarians and other flatworms: the class Turbellaria
The flatworms are fascinating organisms, in recent years studies have been done on them have shown an immortal flatworm that can be…
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Biology
Human body systems
Before starting to talk about the systems of the human body, it is important to clarify that according to the cell…
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Biology
How do plants defend themselves? Defense mechanisms
One of the main characteristics of plants , which they share with fungi, is that they are sessile organisms. That is, adult individuals…
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Biology
Immortal animals, myth or reality?
In biology, immortality refers to the state in which a cell or organism is able to survive indefinitely without suffering the…
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Biology
Flatworms: characteristics and classification
The edge of flatworms is formed by flatworms such as tapeworms. Its main characteristics are: metazoans (i.e. multicellular animals), triblastics (ectoderm,…
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Biology
Ticks, a health risk?
All of us who have cats or dogs at home have ever found one or more ticks attached to the animal’s skin. At…
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Biology
Deadly mosquitoes
There are animals that are dangerous to humans. When reading this sentence, we can think of predators such as sharks , lions or…
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Biology
The coelacanth, a living fossil
According to the theory of evolution, all species have their origin in pre-existing organisms, from which they differ by accumulation…
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Biology
What is life like in the great depths?
It is often said that we know more about the surface of the Moon than about the depths of the…
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