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The abbreviation of deoxyribonucleic acid, a biological molecule that store  and transmits genetic information.

The process of perceiving the environment with any of the five senses.

Any molecule necessary for or contributing to an organism's metabolism, growth, or other functioning, often includes: amino acids, fatty acids, vitamins, and minerals.

A Chamber found in some cells that ejects fluid from the cell by contracting.

The ability of an organism to maintain basic life functions.

An organism's genetic material.

• They obtain and use energy.
• They respond to their environment.
• They are made of cells.
• They maintain internal stability.

Characterized by moderate temperatures, weather or climate, neither hot nor cold.

Trees that shed or lose their foliage at the end of the growing season.

A Species whose population is so small that the species is at risk of extinction.

• State the problem.
• Form a hypothesis.
• Design and conduct experiments to test the hypothesis.
• Make observations and collect data.
• Draw conclusions based on results.

A testable, possible explanation for a scientific problem.

A close relationship between two variables in an event or situation.

A condition or factor involved in an experiment.

The condition or factor which can be manipulated in an experiment and which influences another factor.

A condition or factor which is affected by another factor or factors.

A subject or group of subjects in an experiment that in not exposed to the factor or condition being tested and which is used as a basis for comparison.

A subject or group of subjects in an experiment that is exposed to the factor or condition being tested.

The process of perceiving the environment with any of the five senses.

Possible interpretations of observations that are based on previous experience.

An observation that does not involve or include numbers.

A measurement or any observation involving numbers.