biology chapter 1: key words Flashcards

1
Q

all the parts of the planets that has livings things

A

Biosphere

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2
Q

Most regions of land , most bodies of water, the atmosphere to a altitude of several kilometers.

A

Things the biosphere includes

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3
Q

the community of living and non-living in a area

A

Ecosystem

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4
Q

Individual living things

A

Organisms

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5
Q

trees, plants, animals

A

Examples or organisms

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6
Q

They are in the soil breaking down the leaf little and other wastes

A

Microscopic organisms

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7
Q

Microscopic organisms are also called

A

Microorganisms

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8
Q

life’s basic unit of structure and function.

A

cells

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9
Q

Smaller structure in a cell

A

Nucleus

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10
Q

Basic building blocks of all materials both living and non-living

A

Atoms

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11
Q

Atoms bonded together

A

Molecule

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12
Q

chemical responsible for inheritance–the passing from parent organisms to their offspring

A

DNA

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13
Q

What contains instructions for a cell to make Molecule needed to function

A

DNA molecule

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14
Q

units of inherited information

A

Genes

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15
Q

Distinct form of life

A

Species

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16
Q

how many identified species are there?

A

more than 1.5 millon

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17
Q

there is approximately ____ species of Bacteria

A

5,000

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18
Q

there is approximately ____ species of birds

A

8,600

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18
Q

there is approximately ____ species of fishes

A

30,000

19
Q

there is approximately ____ species of insects

A

100,000

20
Q

which species has approximately that most?

A

insects

21
Q

There are ______ species of amphibians, reptiles, and mammals

A

thousands

22
Q

Grouping species into less clear and more less clear categories

A

Organisms’s Biological classification

23
Q

what is Organism’s Biological classification presented in?

A

Pie

23
Q

Smallest and more clear part is called ___

A

Domain

24
Q

Biologists divide each domain into subgroups called_____

A

kingdoms

25
Q

Their entire bodies consist of a single cell

A

unicellular

26
Q

organism made of many cells

A

Multicellular

27
Q

Unicellular lacks____

A

nuclei

28
Q

DNA is not separated from the rest of the cells

A

when lacking nuclei

29
Q

cells without nuclei

A

Prokaryotic cell

30
Q

contains nuclei that separates DNA from the rest of the cells

A

Eukaryotic cells

31
Q

properties that are based on the arrangement and interaction of its parts

A

systems

32
Q

the process by which plants make food

A

Photosysthesis

33
Q

produces the food upon which the entire ecosystem depends on

A

Producer

34
Q

animals and other organisms that eat the food made by producers

A

Consumer

35
Q

Steady state

A

Homeostasis

36
Q

an inherited trait that helps the organism’s

A

Adaptation

37
Q

individuals with the variation may live longer and produce more offspring than those without it.

A

Natural selection

37
Q

localized group of organisms belonging to the same species

A

Population

38
Q

How many domains are there?

A

3

39
Q

A process of change

A

Evolution

40
Q

What are the domain’s names?

A

Archaea, Bacteria and Eukarya

41
Q

What two domains are always unicellular?

A

Archaea, Bacteria

42
Q

Subgroups that are in the Eurkarya domain are.

A

Protists, fungi, plants, and animals