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General Bio > Ch.1 Introduction to Biology > Flashcards

Ch.1 Introduction to Biology Flashcards

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Biology 101 flashcards
1
Q

applied science

A

a form of science that solves real- world problems

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2
Q

atom

A

a basic unit of matter that cannot be broken down by normal chemical reactions

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3
Q

basic science

A

science that seeks to expand knowledge regardless of the short term application of that knowledge

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4
Q

biology

A

the study of living organism and their interaction with one another and their environment

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5
Q

biosphere

A

a collection of all ecosystems on Earth

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6
Q

cell

A

the smallest fundamental unit of structure and function in living things

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7
Q

community

A

a set of population inhabiting a particular area

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8
Q

control

A

a part of an experiment that does not change during the experiment

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9
Q

deductive reasoning

A

a form of logical thinking that uses a general statement to forecast specific results

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10
Q

descriptive science

A

a form of science that aims to observe, explore, and find things out

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11
Q

ecosystem

A

all living things in a particular area together with the abiotic, nonliving parts of that environment

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12
Q

eukaryotes

A

an organism with cells that have nuclei and membrane e- bound organelles

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13
Q

evolution

A

the process of gradual change in a population that can also lead to new species arising from older species

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14
Q

falsifiable

A

able to be disproven by experimental results

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15
Q

homeostasis

A

the ability of an organism to maintain constant internal conditions

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16
Q

hypothesis

A

a suggested explanation for an event, which can be tested

17
Q

hypothesis - based science

A

a form of science that begins with the specific explanation that is then tested

18
Q

inductive reasoning

A

a for. of logical thinking that uses related observation to arrive at a general conclusion

19
Q

life science

A

a field of science, such as biology, that studies living things

20
Q

macromolecule

A

a large molecule typically formed by the joining of smaller molecules

21
Q

molecule

A

a chemical structure consisting of at least two atoms he’d together by a chemical bond

22
Q

natural science

A

a field of science that studies the physical world, it phenomena , and processes

23
Q

organ

A

a structure formed of tissues operating together to perform a common function

24
Q

organ system

A

the higher level of organization that consist of functionally related organs

25
Q

organelle

A

a membrane - bound compartment or sac within the cell

26
Q

organism

A

an individual living entity

27
Q

peer- reviewed article

A

a scientific report that is reviewed by a scientist’s colleagues before publication

28
Q

phylogenic tree

A

a diagram showing the evolutionary relationships among biological species based on similarities and differences in genetic or physical traits or both

29
Q

physical science

A

field of science, such as astronomy, physics, and chemistry, that studies nonliving matter

30
Q

population

A

all individuals within a species living within specific area

31
Q

prokaryote

A

a unicellular organism that lacks a nucleus or nay other membrane - bound organelle

32
Q

science

A

knowledge that covers general truths or the operations of general laws, especially when acquired and tested by the scientific method

33
Q

scientific law

A

a description, often in the form of a mathematical formulas, for the behavior of some aspect of nature under certain specific condition

34
Q

scientific method

A

a method of research with defined steps that include experiments and careful observation

35
Q

scientific theory

A

a throughly tested and confirmed explanation of observations or phenomena

36
Q

tissue

A

a group of similar cells carrying out the same function

37
Q

variable

A

a part of an experiment that can vary or change

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