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Biology > Chapter 1 > Flashcards

Chapter 1 Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Community of living things plus the non-living features of the environment that support them

A

Ecosystem

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2
Q

Living things

A

Organisms

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3
Q

Basic unit of living matter

A

Cell

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4
Q

Chemical responsible for inheritance; contains instructions for a cell to make all molecules it needs to function

A

DNA

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5
Q

Unit of inherited information in DNA

A

Gene

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6
Q

Distinct form of life

A

Species

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7
Q

Broadest category for classifying life forms

A

Domain

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8
Q

Organisms that carry on all of life’s processes with only one cell

A

Unicellular

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9
Q

Organisms that are many cells

A

Multicellular

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10
Q

Cells without a nucleus but still contains DNA

A

Prokaryotic cell

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11
Q

Cells that have a true nucleus that holds DNA

A

Eukaryotic cell

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12
Q

All the parts of the planet that are inhabited by living things; sum of all earths ecosystems

A

Biosphere

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13
Q

Complex organization formed from a simpler combination of parts

A

System

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14
Q

Process by which plants use the Sun’s energy to convert water and carbon dioxide into sugars

A

Photosynthesis

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15
Q

Organisms that makes its own food (autotroph) and produces organic molecules that serve as food for other organisms in its ecosystem

A

Producer

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16
Q

Organisms that obtains food by eating producers (autotrophs) or other consumers

A

Consumer

17
Q

Internal stability or “steady state” maintained by the body

A

Homeostasis

18
Q

Inherited characteristics that improves an organism’s ability to survive and reproduce in a particular environment

A

Adaptation

19
Q

Group of individuals of the same species living in a particular area at the same time

A

Population

20
Q

Process by which individuals with inherited characteristics well-suited to the environment leave more offspring than do other individuals

A

Natural selection

21
Q

Generation to generation change in the proportion of different inherited genes in a population that accounts for all of the changes that have transformed life over an immense time

A

Evolution

Biology (7 decks)

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