Biology Keystone Review 2

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Cohesion

Back

The tendency of molecules of the same kind to stick to one another.

Front

Testable Hypothesis

Back

A statement that can be tested through experimentation, such as 'If the frogs are startled, then they will jump into the water.'

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Predation

Back

An interaction where one organism (the predator) kills and eats another organism (the prey), such as a snapping turtle eating fish.

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Phenotype

Back

The expression of a trait; physical appearance of an organism.

Front

Competition for Food

Back

When organisms vie for the same food source, such as mice and rabbits competing for plants.

Front

Abiotic Components

Back

Non-living chemical and physical parts of the environment that affect living organisms, like water in a pond ecosystem.

Front

Population

Back

A group of individuals of the same species living in a specific area, such as frogs in a pond.

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Symbiosis

Back

A close and long-term interaction between two different species, which can be mutualistic, commensalistic, or parasitic.

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Genotype

Back

The genetic makeup of an individual, represented by alleles (e.g., TT or tt).

Front

Natural Selection

Back

The process by which organisms better adapted to their environment tend to survive and produce more offspring.