I have to write an analogy essay. I need help choosing a.
Without a microscope, it can be hard to imagine what the different parts of a cell look like. But understanding the structures of different parts of the human cell, such as the nucleus and membrane, can help give you an idea about the tiny cells that do so much to keep humans alive.
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People with sickle cell disease do not make haemoglobin properly. Haemoglobin is a substance in red blood cells, which carry oxygen around the body. Normal red blood cells are flexible and disc-shaped, but in sickle cell disease they can become rigid and shaped like a crescent or sickle because the haemoglobin inside them clumps together.
Cells are complex, and their components perform various functions in an organism. They are of different shapes and sizes, pretty much like bricks of the buildings. Our body is made up of cells of different shapes and sizes. Cells are the lowest level of organisation in every life form. From organism to organism, the count of cells may vary.
Just like lunch provides the students with energy to do there work, so the mitochondria are the source of ATP that is used for energy in cell processes. Created with CAST's UDL Book Builder Just as composting breaks down garbege from the students in the school, so the peroxisomes break down hazardous material such as hydrogen peroxide.
Cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed.A single cell is often a complete organism in itself, such as a bacterium or yeast.Other cells acquire specialized functions as they mature. These cells cooperate with other specialized cells and become the building blocks of large multicellular organisms.
Here are persuasive essay tips for each phase of the writing process. 1. Prewriting for the Persuasive Essay. The prewriting phase of writing a persuasive essay is extremely important. During this phase, students should plan every aspect of the essay: Choose a position. Students should think about the issue and pick the side they wish to advocate.