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Metabilism
Chemical reactions inside the cell, including cell respiration to release energy.In cells this reaction can be aerobic (involve oxygen) or anaerobic (involve no oxygen).
Response
Perceiving and responding to changes in the environment. It is important for a cell to be able to respond to unfavorable conditions and either move to better or change the conditions using active or passive transport.
Homeostasis
Keeping conditions inside the organism within tolerable limits.
Growth
An irreversible increase in size. The majority of somatic (body) cells in ideal conditions will reach a size and divide asexually in the process of binary fission.
Reproduction
Producing offspring either sexually or asexually
Nutrition
Obtaining food, to provide energy and the materials needed for growth
Photosynthesis
Occurs in plants / chloroplasts, and is a chemical reaction that splits water molecules into hydrogen and oxygen. Carbon dioxide is joined to the hydrogen to form glucose. The excess oxygen is released as by-product.
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