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Biology 1102 > Chapter 1 > Flashcards

Chapter 1 Flashcards

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1
Q

Biology

A

The study of life and the natural world

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2
Q

Life

A

A series of characteristics shared by all living things

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3
Q

Properties of Life

A
  • Reproduction
  • Growth and Development
  • Energy Use
  • Order
  • Cells
  • Response to the environment
  • Evolution
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4
Q

Levels of Biological Organization

A

Through increasingly smaller levels, starting at the largest:

Biosphere

Ecosystem

    Community

        Population

            Organism

                Organ system

                    Organ

                       Tissue

                           Cell

                                Organelle

                                      Molecule

Atom

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5
Q

Biosphere

A

all life on Earth and alll of the environments that support life

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6
Q

Ecosystem

A

all of the living organisms in one particular area and the nonliving components that affect life, such as soil, air, and sunlight

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7
Q

Community

A

All of the interacting populations of organisms occupying an ecosystem

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8
Q

Population

A

a group of interacting individuals of of one species

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9
Q

Organism

A

an individual living being

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10
Q

Organ System

A

a group of organs that work together to perform a vital body function

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11
Q

Organ

A

consists of multiple tissues that cooperate to perform a specific task

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12
Q

Tissue

A

An integrated group of similar function

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13
Q

Cell

A

the fundamental unit of life

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14
Q

Organelle

A

component of the cell that performs a specific function

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15
Q

Molecule

A

a group of atoms bonded together

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16
Q

Atom

A

the fundamental unit of matter, it is the smallest unit of an element capable of displaying the properties of that element

17
Q

The Scientific Method

A

A process to determine the likely cause for an outcome, response, observation.

18
Q

Scientific Method

A
  1. Observation
  2. Educated guess, phrased as testable hyptothesis
  3. Design an experiment to test the hypothesis
  4. Evaluate the results (accept/reject hypothesis)
  5. Form a conclusion (either continue resolving the model or redesign experiment - refine or change hypothesis
19
Q

Null hypothesis

A

the opposite of a hypothesis that invalidates the hypothesis in favor of the null hypothesis

Biology 1102 (4 decks)

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