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NAS 2 Power Points > Study of life > Flashcards

Study of life Flashcards

1
Q

What are common characteristics shared by all living things?

A

Growth and development
Regulation
Reproduction
Responsiveness

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2
Q

Metabolism

A

Sum of all reactions that occur within the body

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3
Q

Anabolism

A

Small molecules join to form larger molecules

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4
Q

Catabolism

A

Large molecules broken down into smaller molecules

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5
Q

Energy

A

The capacity to do work.

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6
Q

How do plants get energy?

A

They produce it.

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7
Q

How do animals get energy?

A

They consume it by eating plants or other animals

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8
Q

Autotrophs or producers

A

Make their own food

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9
Q

Heterotrophs or consumers

A

Depend on food energy in autotrophs

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10
Q

Decomposers

A

Heterotrophs that break down decaying material for energy

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11
Q

Growth

A

Increase in mass of an organism

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12
Q

Development

A

Increased specialization

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13
Q

Movement

A

Can be for an organism

Can be for an individual cell

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14
Q

Responsiveness

A

Ability to sense and react to stimuli

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15
Q

Stimuli

A

Change in the environment

In response, cells adjust to try and maintain a stable environment

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16
Q

Homeostasis

A

Maintaining (regulating) a stable internal environment

Allow complex organization and efficiency

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17
Q

Reproduction

A

Process by which new living organisms are produced

Asexual and Sexual

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18
Q

Chemical level

A

Atoms and molecules

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19
Q

Cellular level

A

Forms based on interactions between atoms and molecules

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20
Q

Organismal level

A

Interactions between cells

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21
Q

Population level

A

Interactions between organisms

22
Q

Atom

A

Smallest unit of matter

23
Q

Molecule

A

Two or more joined atoms

24
Q

Macromolecules

A

Many atoms joined together

25
Q

Organelle

A

Membrane bound compartments within cells

26
Q

Cell

A

Compartment covered by a thin membrane

All living things are made up of one or more cells

Basic unit of structure and organization in life

27
Q

Organismal level

A

Tissue
Organ
Organ system
Multicelled organisms

28
Q

Tissue

A

Organized group of cells interacting in a specialized activity

29
Q

Organ

A

Structural unit made up of two or more tissues interacting in some task

30
Q

Organ system

A

Organs interacting physically and chemically in some tasks

31
Q

Multicelled organisms

A

Living individual made up of different types of cells, tissues, and organs

32
Q

Population level

A

Population
Ecosystem
Community
Biosphere

33
Q

Population

A

Group of individuals of the same species occupying the same area

34
Q

Ecosystem

A

The living and no living components of an area

35
Q

Community

A

All the populations in the same area

36
Q

Biosphere

A

The global ecosystem: the parts of the planet and its atmosphere

37
Q

Taxonomy

A

The naming and classification of living things based on similarities and differences

38
Q

3 domains

A

Bacteria
Archaea
Eukarya

Four smaller divisions (kingdoms) within this domain

39
Q

What are Archaea and Bacteria

A

Prokaryotic

40
Q

What is prokaryotic

A

Primitive
Unicellular
No membrane bound components

41
Q

Bacteria

A

Some helpful some harmful

42
Q

Archaea

A

Extremophiles

43
Q

What are Eukarya

A

Eukaryotic

44
Q

What is Eukaryotic

A 
More advanced
Unicellular and multicellular 
Nucleus and other organelles 
Includes four kingdoms
Protista
Fungi
Plantar
Animalia
45
Q

What is biology?

A

The scientific study of life.

46
Q

What are the four kingdoms

A

Protista
Fungi
Plants
Animals

47
Q

Protista

A

Kingdom by exclusion
Mostly unicellular
Some autotrophs some heterotrophs

48
Q

Fungi

A

Multicellular Decomposers

49
Q

Plants

A

Multicellular autotrophs

50
Q

Animals

A

Multicellular heterotrophs

NAS 2 Power Points (3 decks)

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