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Biology Finale > Vocab 1-23 > Flashcards

Vocab 1-23 Flashcards

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0
Q

Theory

A

Ideas that have been supported over time

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1
Q

Hypothesis

A

The propose scientific explanation for a set of observations

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2
Q

Dependent variable

A

Observed factor that may change In response to the other factor

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3
Q

Independent variable

A

The factor that is purposely changed in a experiment

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4
Q

Control group

A

A group of subjects,closely resembling the experimental group but not receiving the factory under study which serves as a comparison to the experimental group

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5
Q

Experimental group

A

A group of subjects that receive a group under study

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6
Q

Cell

A

The smallest unit of an organism to be alive

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7
Q

Stimulus

A

Any physical or chemical input that is sensed

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8
Q

Homeostatisis

A

The process by which organism keep their internal body condition fairly constant to survive

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9
Q

Evolution

A

A change in a kind of organism over time

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10
Q

Atom

A

The basic unit of matter

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11
Q

Proton

A

The positive charger found in the nucleus of an atom

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12
Q

Neutron

A

The particle with no changer found in the nucleus of an atom

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13
Q

Electron

A

The negative charger found outside of the nucleus

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14
Q

Element

A

A pure substance that consist entirely of one type of atom

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15
Q

Molecule

A

A group atoms bonded together forming a smallest fundament unit of a pure substance

16
Q

Isotopes

A

Atoms of the same element with different number of neutrons

17
Q

Chemical bonding

A

An attraction between two or more atoms resulting in the formation of different chemical substance s

18
Q

Ion

A

Or positively or negatively charged atom

19
Q

Ionic bond

A

Formed when one or more elements are transformed from one atoms to another

20
Q

Covalent bond

A

Forms when electrons are shared between atoms

21
Q

Valance electrons

A

The electrons in the outer shell or energy level that are available for bonding

Biology Finale (1 decks)

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