Cows, buffaloes, elephants, monkeys, dogs and cats are all examples of multicellular organisms. Humans are the most complex of all multicellular organisms. All such organisms have billions of cells, tissues and different organ systems in the body.Know More
All multicellular organisms may be seen with the naked eye, as they are large. Multicellular organisms have evolved from unicellular organisms. They have specialized cells for performing different functions. The cells of the heart are different from the cells of the liver and the brain.
As opposed to multicellular organisms, there are unicellular organisms, such as amoeba, paramecium, viruses of various kinds and bacteria. They do not have a well-defined organ structure or organ systems within their bodies.Learn more about Cells
Meiosis is important because during sexual reproduction, it ensures that all produced organisms have the correct number of chromosomes. It is also responsible for producing genetic variations during the process of recombination, and it repairs some genetic defects.Full Answer >
Kids Research Express provides a concise and age-appropriate explanation of cellular respiration designed to help kids understand this crucial process, which is essential to the survival of most organisms on Earth. Cellular respiration is best explained as the process by which cells produce the energy they need to live and store it for later use.Full Answer >
Cells are important for living organisms because cells are the basic building blocks from which all organisms are created. While some organisms are comprised of a single cell, others are multicellular entities with different cell types.Full Answer >
The cellular basis of life is called the cell theory, which states that the cell is the basic functional unit of all living organisms. The cell theory also states that the activity of an organism depends on its cells and that reproduction has a cellular basis.Full Answer >