IS THE SKIN A TISSUE OR AN ORGAN?
Is the skin a tissue or an organ? Click here and find out the answer to this and other questions! When we study the levels of organization of the human body, …
Is the skin a tissue or an organ? Click here and find out the answer to this and other questions! When we study the levels of organization of the human body, …
lick here and discover the origin of life according to scientists! According to scientists, planet Earth was formed approximately 4.6 billion years ago after a major explosion. There was a lot …
he light serves to illuminate, correct? But did you know that there are different sources of light? Click and check it out! The natural light that illuminates our planet is produced by …
lick here and expand your knowledge about mineral salts, their functions and in what foods we can find it. The minerals are inorganic substances , ie substances that are not produced by …
Know what some animals can provide us. All animals are important . However, some stand out for the human being, for being able to improve their life, in certain aspects. Others, for causing …
Why is sunlight so important to life? Almost all living things depend on sunlight to survive. Vegetables, for example, can only perform photosynthesis with the presence of light. All vegetables have pigments that can …
A child’s first group relationships.When the family meets and people treat each other with attention, affection and respect, these relationships become pleasurable, making everyone happy . However, it is common for disagreements …