Evolution, the Themes of Biology & Scientific Inquiry Flashcards

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1
Q

Science

A

Study of Knowledge
System of Knowledge using the scientific method

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2
Q

Scientific Method

A

Problem ☛ Data ☛ Hypothesis ☛ Law
⇡ ⇣ ⇣
←←←←←← Theory

A mathematical and experimental technique employed in the sciences based on a series of observations.

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3
Q

Inductive Reasoning

A

A method of drawing conclusions by going from the specific to the general.

Observational

(Less reliable)

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4
Q

Deductive Reasoning

A

A method of drawing conclusions by going from general to the specific.

If ☛ then

Testable

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5
Q

Data

A

Information that has been translated into a form that is efficient for movement or processing.

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6
Q

Hypothesis

A

A testable, controllable and falsifiable explanation for a set of observations based on the available data and guided by inductive reasoning. A hypothesis is narrower in scope than a theory.

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7
Q

Theory

A

Best explanation for observed phenomenon. A conditional fact that could be proven wrong, but rarely does.

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8
Q

Life

A

Any system capable of performing functions such as eating, metabolizing, excreting, breathing, moving, growing, reproducing, and responding to external stimuli.

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9
Q

Organization

A

Has definite shape and structure

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10
Q

Biosphere

A

The entire portion of Earth inhabited by life; the sum of all the planet’s ecosystems.

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11
Q

Ecosystem

A

The entire portion of Earth inhabited by life; the sum of all the planet’s ecosystems.

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12
Q

Community

A

All the organisms that inhabit a particular area; an assemblage of populations of different species living close enough together for potential interaction.

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13
Q

Population

A

A group of individuals of the same species that live in the same area and interbreed, producing fertile offspring.

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14
Q

Organism

A

A form of life composed of mutually interdependent parts that maintain various vital processes.

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15
Q

Organ

A

A grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task.

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16
Q

Tissue

A

Any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products.

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17
Q

Cell

A

The smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane.

18
Q

Organelle

A

Any of several membrane-enclosed structures with specialized functions, suspended in the cytosol of eukaryotic cells.

19
Q

Molecule

A

Two or more atoms held together by covalent bonds

20
Q

Atom

A

The smallest unit of matter retains the properties of an element.

21
Q

Sub-atomic

A

a particle which is smaller than an atom in size.

22
Q

Metabolism

A

The chemical changes that take place in a cell or an organism.

23
Q

Anabolism

A

A biochemical process in metabolism where the simple molecules combine or build up to generate complex molecules. Negatively charged, addition of electrons.

24
Q

Catabolism

A

All chemical or enzymatic reactions involved in the breakdown of organic or inorganic materials such as proteins, sugars, fatty acids, etc. Positively charged, removal of electrons.

25
Q

Energy

A

The ability to do work.

26
Q

Producers

A

Photosynthesizing organisms. Organisms that can make their own food.

27
Q

Consumers

A

Any organism that can’t make its own food. Consumers have to feed on producers or other consumers to survive.

28
Q

Recyclers

A

Decomposers

29
Q

Response to Stimuli

A

Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.)as a result of a stimulus.

30
Q

Reproduction

A

A reaction in which electrons are added to a compound.

31
Q

Growth

A

The increases in cell size and number that take place during the life history of an organism.

32
Q

Adaptation

A

Inherited characteristic of an organism that enhances its survival and reproduction in a specific environment.

33
Q

Evolution (Darwin)

A

Descent with modification; the idea that living species are descendants of ancestral species that were different from the present-day ones; also defined more narrowly as the change in the genetic composition of a population from generation to generation. Natural selection.

34
Q

Spontaneous Generation

A

The first experiment done correctly, using the scientific method. Disproven by Franceso Redi in 1668 observing the hypothetical process by which living organisms develop from nonliving matter.

35
Q

Taxonomy

A

DKPCOFGS
Diddy. Domain
Kong. Kingdom
Poops. Phylum
Carefully. Class
Over. Order
Foreign. Family
Ground. Genus
Silently. Species

36
Q

Lamarck vs. Darwin

A

Lamarck inheritance of aquired characteristics whereas Darwinism is based on variation directly caused by an environmental cue and resulting in a specific response to that cue

37
Q

Domain

A

(1) A taxonomic category above the kingdom level. The three domains are Archaea, Bacteria, and Eukarya.
(2) A discrete structural and functional region of a protein.

38
Q

Prokaryote

A

A type of cell lacking a membrane-enclosed nucleus and membrane-enclosed organelles. Organisms with prokaryotic cells (bacteria and archaea) are called prokaryotes.

39
Q

Eukaryote

A

A type of cell with a membrane-enclosed nucleus and membrane-enclosed organelles. Organisms with eukaryotic cells (protists, plants, fungi, and animals) are called eukaryotes.

40
Q

Miller-Urey Experiment

A

Experiment by Stanley Miller and Harold Urey replicating the conditions of primal earth in a chamber, revealing amino acids as the building blocks of life.

41
Q

Cell

A

Fundamental unit of life, contains heritable information.