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Bio 1 > Chapter 1 > Flashcards

Chapter 1 Flashcards

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Biology 101 flashcards
1
Q

What is Biology?

A

The study of life.

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2
Q

Life is described in 7 characters. What are those characters?

A

1) Order
2) Ability to regulate themselves
3) Ability to grow and develop
4) Use Energy
5) Respond to the environment
6) Ability to reproduce
7) Ability to evolve

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3
Q

What are the 5 central themes of Biology?

A

1) Structure and Function of Cells
2) Interaction b/w organism’s
3) Homeostasis
4) Reproduction and Genetics
5) Evolution

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4
Q

Define the term- all cells are exposed by a membrane, use DNA as the recipe for the process of life, and come from pre-existing cell is known as:

A

Cell Theory

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5
Q

What contains most cells genetic material in the form of DNA?

A

Chromosomes

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6
Q

What are the units of inheritance that transmit information from parents to offspring called?

A

Genes

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7
Q

What are the 3 Domain Groups

A

Eukarya
Bacteria
Archae

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8
Q

What domain group does prokaryotes exist in?

A

Archae

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9
Q

What is taxonomy?

A

classifies the diversity of life

each category going up from species is more inclusive than the last

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10
Q

What is the classification system for the human species?

A 
Domain- Eukarya
Kingdom- Animalia
Phylum- Chordata
Class- Mammalia
Order- Primates
Family- Hominidae
Genus- Homo
Species- Homo sapiens
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11
Q

What classifies a eurkaryote?

A

Organisms with a true nucleus- animalia, plantae, and fungi

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12
Q

What language is the word science derived from and what does it translate to?

A

Lation and the verb means “to know”

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13
Q

What are the 2 main forms of science?

A

Discovery Science and Scientific Method

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14
Q

Define the term- this form of science describes natural structures and processes

A

Discovery Science

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15
Q

Define the term- this form of science is hypothesis based science

A

Scientific Method

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16
Q

What is the order in which a hypothesis should be produced?

A

1) Observe
2) Question
3) Hypothesize
4) Predict
5) Experiment
6) Analyze

17
Q

T/F- Failure to falsify a hypothesis proves it

A

False

18
Q

Define the term- a method of drawing conclusions by going from the specific to the general

A

Inductive Reasoning

19
Q

Define the term- a logical process in which a conclusion is based on the concordance of multiple premises that are generally assumed to be true

A

Deductive Reasoning

20
Q

What term is defined as a much broader scope of an idea supported by an accumulation of extensive and varied evidence from multiple hypotheses

A

Theory

21
Q

Genetic information in DNA is encoded in sequences of how many molecular letters?

A

4- G, A, C, T

22
Q

T/ F- Energy from the sun is used up by photosynthetic organisms

A

False

23
Q

Define the term- information derived from personal experience or observation

A

Anecdotal Evidence

24
Q

What occurs when the metabolism of living organisms is an interconnected network of chemical reactions?

A

Mutations

25
Q

What is a property that is not present in parts but its present in the whole?

A

Emergent Properties

26
Q

In nature, structure and function are relating so that what can happen?

A

Function gives insight into structure

27
Q

A family tree showing evolutionary relationships among species is best viewed as what?

A

Hypothesis

28
Q

Define the term- what is a collection of beliefs or practices mistakenly regarded as being based on scientific method

A

Pseudoscience

29
Q

Which of these is not a feature of pseudoscience?
A) unrepeatable results
B) anecdotal evidence
C) debate over the significance or applicability of a conclusion
D) conclusions based on strong beliefs

A

C

30
Q

Is a virus alive?

A

No. Although viruses exhibit many of the characteristics of life, they are not considered to be alive.

31
Q

What are the smallest things that have characteristics of life?

A

Cells

32
Q

How do mutations occur?

A

Randomly

33
Q

What is an independent variable?

A

The variable that is being manipulated to get results in an experiment

Bio 1 (4 decks)

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