Chapter 1 Flashcards

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0
Q

Driven Science

A

Hypothesis

Deductive Reasoning

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1
Q

Discovery science

A

Descriptive, observation driven

Inductive reasoning

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2
Q

Scientific Method

A

Observation, Question, Hypothesis/Null Hypothesis, experiment, conclusions

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3
Q

Good hypothesis

A

Possible explanation for an observation
Testable
Leads to Predictions
Shows relationship between 2 things

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4
Q

Stem Cells

A

Cells that can become anything

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5
Q

Scientific questions

A

Must be testable

Parts of question must be definable

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6
Q

Levels of treatment

A

Actual values of independent variable

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7
Q

Controlled/standardized variables

A

What you keep the same throughout an experiment

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8
Q

Francesco Redi

A

Tested spontaneous generation w/ meat and flies

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9
Q

Louis Pasteur

A

Tested spontaneous generation with broth

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10
Q

Hypothesis vs. Theory

A

Hyp: possible explanation
Theory: Accepted explanation

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11
Q

What does science and evolution explain?

A

What we see

Unity and diversity of life

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12
Q

Acquisition of knowledge

A

Can occur in natural settings
Contrived settings
Can be passive
Can be active

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13
Q

Line graph

A

Each measurement is related

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14
Q

Bar graph

A

Single observation

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15
Q

Scatter plot

A

Each data plot completely independent

16
Q

First law of thermodynamics

A

Energy can neither be created nor destroyed

17
Q

Second law of thermodynamics

A

Degree of disorder in the universe tends to increase

18
Q

Transcription

A

The synthesis of RNA from DNA

19
Q

Translation

A

The synthesis of Protein from RNA

20
Q

Plasma Membrane

A
  1. Really thin, fragile
  2. Same structure for everything
  3. Doesn’t define shape
21
Q

Tree of Life

A

3 Branches:

  1. Eukaryotes
  2. Bacteria
  3. Archaea
22
Q

variation

A
  1. environmental

2. selects for genetic info

23
Q

Phylogeny

A

Branch of Bio that studies evolution realtionship

24
Q

ecology

A
  1. study of how organisms interact with one another and with their environment
  2. How humans impact the world