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Respiration is the break down of molecules in living cells to release energy. Most commonly glucose (a sugar molecule) is broken down to release energy. Aerobic respiration occurs in animal cells and plan...

Mitosis is the process of cell division - in which one cell divides to form two cells that are identical to it and then also to each other. These new cells that are formed are called sister cells. The pro...

The main difference between the following two is that bacterial cells do not possess a nucleus or any membrane-bound organelles. In addition to that, bacterial cell walls are made out of murein, plasmids ...

In order to remember the definition of homeostasis it is useful to memorise the mnemonic ‘MACIE’; the Maintenance of A Constant Internal Environment. Conditions in the body must be constantly controlled b...

There are three main factors that affect root and shoot growth, which are light (phototropism), gravity (geotropism) and water (hydrotropism).Both roots and shoots show positive tropism whereby growth is ...