Intro To Biology Flashcards

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1
Q

Biology

A

The study of life

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2
Q

What defines life?

A

Order, evolutionary adaptations, responses to the environment, regulation, energy processing, growth and development, reproduction

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3
Q

Order

A

Highly-organized structures in their cells, tissues, organs, or organ systems

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4
Q

Adaptations

A

Individuals with favorable traits will survive and reproduce at higher rates

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5
Q

Stimuli

A

Living organisms have the ability to respond to these changes in their environment

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6
Q

Homeostasis

A

Maintaining a specific range of internal conditions inspite of outside changes

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7
Q

Reproduction

A

Process that living creatures use to pass their genes along to the next generation

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8
Q

Biosphere

A

Part of Earth that supports life

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9
Q

Ecosystem

A

Specific area within the biosphere with a common set of physical characteristics

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10
Q

Biological community

A

Made of all populations living and interacting in one ecosystem

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11
Q

Organism

A

An individual living thing

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12
Q

Organs/Organ Systems

A

Structures with a specific vital function

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13
Q

Tissues

A

Make up organs and are group of cells with similar structure and functions

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14
Q

Cell

A

The smallest unit of an organisms that still demonstrates all the basic characteristics of life

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15
Q

Aristotle’s belief

A

Life could arise from non-living matter

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16
Q

Scientific method

A
  1. Make an observation
  2. Ask a question or identify a problem
  3. Search for existing answers of solutions
  4. Formulate a hypothesis
  5. Design and perform an experiment
  6. Accept or reject hypothesis
  7. Draw conclusions
  8. Report and share results (preferably with like minded people)
17
Q

Observation

A

The act of noticing and describing events or processes in a careful, orderly way

18
Q

Hypothesis

A

An explanation for an observation based on prior knowledge

19
Q

Experiment

A

Test a hypothesis under controlled conditions

20
Q

Quantitative data

A

Data with numerical measurements

21
Q

Qualitative data

A

Non-numerical descriptive data

22
Q

Control group

A

Sample with no new variable being introduced

23
Q

Probability

A

Helps predict the likeliness of an experimental result occurring simply due to a random chance

24
Q

Bias

A

Scientists or patients influence the dater to produce a specific result

25
Q

Blind experiment

A

Prevents the experimental subjects from knowing whether they are in the control or experimental group

26
Q

Double-blind experiment

A

Prevents both the scientists and subjects from knowing which is the control and experimental group

27
Q

Peer review

A

Other scientists to review and critique the experimental design, data collection, and analysis

28
Q

Theories

A

Large, broad explanations composed of many hypotheses and experimental results

29
Q

Scientific law

A

Description of an observed phenomenon

30
Q

Cell biology

A

Studies cells; the smallest and simplest units of life

31
Q

Genetics

A

The study of the inheritance of characteristics through DNA in chromosomes

32
Q

Taxonomy

A

Names and classifies different specks to indicate now closely related they are

33
Q

Evolution

A

Study of how the organisms on present dan came earth to be; that ancestors and now they are adapted to their environment