1-3 Flashcards

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1
Q

List levels of biological organization

A
Molecule
Organelle
Cell
Tissue
Organs and systems
Organism
Population
Community
Ecosystem 
Biosphere
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2
Q

Molecule

A

2 or more atoms

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3
Q

Organelle

A

Functional component of cell

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4
Q

Cell

A

Unit of structure and function

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5
Q

Tissue

A

Group of cells with special function

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6
Q

Organ

A

Body part with specific function

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7
Q

Population

A

All of a species in area

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8
Q

Community

A

Organisms in ecosystem

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9
Q

Ecosystem

A

All living and no living in area

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10
Q

Biosphere

A

All life on earth and where it exists

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11
Q

Prokaryote vs eukaryotes:

A
Pro:
No nucleus
Smaller
Lacks organelles 
Euk:
Nucleus
Larger
Specialized organelles
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12
Q

Inductive

A

Specific to general

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13
Q

Deductive

A

General to specific

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14
Q

Model organisms

A
Fruit fly
Arabidopsis
Ecoli
C elegans
Mouse
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15
Q

What makes a good model organism?

A

Short generation time
Smalls genome
Scorable phenotypes
Many offspring

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16
Q

Radioactive isotope

A

Different number of neutrons, unstable tendency to decay spontaneously

17
Q

Energy

A

The capacity to do work, make change

18
Q

Types of energy

A

Potential and kinetic

19
Q

Covalent

A

Sharing

20
Q

Ionic

A

Transfer

21
Q

Hydrogen

A

Positive hydrogen attracted to partial negatives

22
Q

Cohesion

A

Water holds water

23
Q

Adhesion

A

Water clings to another substance

24
Q

Molarity

A

Moles of solute per liter

25
Q

Molality

A

Moles of solute per kg

26
Q

Buffer

A

Weak acid or base to minimize changes in H+ concentrations