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Bio 101 > Chapters 1-3 > Flashcards

Chapters 1-3 Flashcards

(42 cards)

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1
Q

The simplest type of cells do not have nucleus and are known as prokaryotic cells. Which kingdom would be prokaryotes?

A

Bacteria

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2
Q

All living things are able to maintain stable internal conditions, whether they are unicellular, or complex, multicellular organisms. This property is called _______?

A

Homeostasis

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3
Q

In a multicellular organism, different tissues that function together are grouped into _______?

A

Organs

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4
Q

The proper order for steps in the scientific process is _______?

A

Observation > Hypothesis > Predictions > Testing

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5
Q

Levels of Organization of Living Things in order:

(13 levels)

A
  • Atoms
  • Molecules
  • Macromolecule
  • Organelle
  • Cell
  • Tissue
  • Organ
  • Organ System
  • Organism
  • Population
  • Community
  • Ecosystem
  • Biosphere
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6
Q

Smallest unit of matter

A

Atom

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7
Q

Two or more atoms held together by a covalent bond

A

Molecules

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8
Q
  • Large molecule
  • Nucleic acid, carbohydrate, lipid, protein
A

Macromolecule

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9
Q

Membrane bound functionalized compartment

A

Organelle

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10
Q

Fundamental unit of life

A

Cell

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11
Q

Group of cells working together for a function

A

Tissue

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12
Q
  • Body part that carries out a particular function
  • Made up of multiple tissue types
A

Organ

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13
Q

Teams of organs that cooperate for one function

A

Organ system

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14
Q

Individual living thing

A

Organism

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15
Q

All individuals of a species living in the same area

A

Population

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16
Q
  • Set of populations in same area
  • All the living things
A

Community

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17
Q

All the Ecosystems – Earth

18
Q

Difference between Prokaryotic or Eukaryotic

Study These Flashcards
A
  • Prokaryotic: no nucleus; simple
  • Eukaryotic: has a nucleus; complex
19
Q

Prokaryotic cells fall into what 2 domains?

Study These Flashcards
A
  • Bacteria
  • Archae
20
Q

Eukarya consists of what 4 kingdoms?

Study These Flashcards
A
  • Plantae
  • Animalia
  • Fungi
  • Protista
21
Q

Taxon levels (biggest to smallest)

8 levels
(Acronym to help: D … King Philip Called Out Fifty Good Soldiers)

Study These Flashcards
A
  • Domain
  • Kingdom
  • Phylum
  • Class
  • Order
  • Family
  • Genus
  • Species

(Acronym to help: Domain … King Philip Called Out Fifty Good Soldiers)

22
Q

What is Science?

Study These Flashcards
A
  • Measurable
  • Observable
23
Q

Descriptive Science

Study These Flashcards
A

Observe, explore, discover

24
Q

Hypothesis-based Science

Study These Flashcards
A
  • Starts with a question/problem
  • Trying to answer this
25
Independent Variable
- Variable that is MANIPULATED or changed during an experiment - Reveals possible effects on the dependent variable
26
Dependent Variable
- Variable whose value is MEASURED during an experiment - Reveals possible change caused by the independent variable
27
Control Group
A set of subjects that does NOT receive the specific factor being tested
28
Experimental Group
A set of subjects that receives the specific factor being tested
29
Broader explanation than a hypothesis, supported by large bodies of evidence
Theory
30
The nucleus of an atom is composed of _______?
Protons and Neutrons
31
What type of bond forms between two atoms sharing electrons?
Covalent Bonds
32
You are chemically analyzing a new compound. It does NOT dissolve in water. You characterize it as being _______?
Hydrophobic
33
Plants will store glucose in long chains as a polysaccharide known as _______ for energy storage.
Starch
34
What is the membrane molecule that is made up of a polar region with 2 non-polar fatty acid tails?
Phospholipid
35
The simplest cellular organisms are _______?
Prokaryotic cells
36
What structures are found within prokaryotic cells?
Ribosomes
37
The sodium-potassium pump requires a transport protein and energy. Therefore it is an example of _______?
Active Transport
38
- Backbone of life - 4 covalent bonds
Carbon
39
All cells need:
-Plasma Membrane -Cytoplasm -DNA -Ribosomes
40
Mitochondria
-Powerhouse of the cell -Makes ATP which is energy for the cell -Has its own ribosomes and DNA
41
Parts of the Mitochondria:
-Inner/Outer membrane -Cristae -Matrix
42
Passive Transport
passes into cell easily -examples: Oxygen and Carbon Dioxide

Bio 101 (3 decks)

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