Bellringer 15

Which term means:

the specific types and relative amounts of different components that make up a living organism, such as the different types of cells, molecules

• dilution

• composition

• concentration

Which term means:

the gradual change in the species composition of a community over time, where one group of organisms replaces another in a predictable sequence, often following a disturbance to the habitat, like a fire or a volcanic eruption

• Equillibrium

• Homeostasis

• Succession

• Disturbance

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