Chapter 1-Hierarchy of life Flashcards by Cassidy Dixon | Brainscape

Q

Atom

A

The basic unit of a chemical element

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Q

Molecule

A

A chemical structure consisting of Atoms

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Q

Organelle

A

A structural component of a cell

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Q

Cell

A

Life’s fundamental unit of structure and function

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Q

Tissue

A

A group of similar cells

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Q

Organ and organ systems

A

Specialized body parts made up of tissues

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Q

Organism

A

An individual living thing

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Q

Population

A

All individuals of a species in a particular area

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Q

Community

A

All organisms in an ecosystem

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Q

Ecosystem

A

All living in nonliving things in a particular area

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Q

Biosphere

A

All environments on earth

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