Biodiversity Flashcards

1
Q

Cladistics

A

Process of organizing species into monophyletic groups

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2
Q

Taxon

A

A group that forms some unit (Kingdom, phylum, Domain)

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3
Q

Clade

A

A group with a single common ancestor

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4
Q

Common ancestor

A

The first species before evolutionary change

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5
Q

Speciation

A

The formation of a new and distinct species upon evoloution

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6
Q

Sister group

A

A pair of most closley related taxa on a cladagram

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7
Q

Synapomorphy

A

Shared trait

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8
Q

Paraphyletic

A

Common ancestor but not all decendents

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8
Q

Automorphy

A

Isolated trait

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9
Q

Polyphyletic

A

Many decendents, no common ancestor

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10
Q

Relatedness

A

The more recent common ancestor, the more related two groups

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11
Q

What is the hierarchy

A

Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species

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12
Q

Aerobe

A

Lives in oxygen

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13
Q

Anaerobe

A

Lives without oxygen

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14
Q

Corona

A

Disolves, absorbs

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15
Q

Bacteria Phauge

A

Injects, phauge= eater

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16
Q

Phytoplankton

A

Diatoms like algae

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17
Q

Protista

A

Any eukaryote that isn’t fungi, plant, or animal

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18
Q

Plasmodium

A

Parasite that causes malaria, infects red blood cells in liver

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19
Q

Plankton

A

Free floating living things

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20
Q

Zooplankton

A

Protists (rotifers) and animals (jellyfish)

21
Q

Membrane infolding

A

Make golgi and ER

22
Q

Endosymbiosis

A

Make mitochondrion and chloroplasts

23
Q

Phylogony

A

Common evoloutionary link for trait (Dolphins and humans nurture young)

24
Morphology
Common function link for trait
25
Monophyletic
Common ancestor and decendent
26
Autotroph
Makes food/energy
27
Heterotroph
Eats others for food
28
Facultative
Capable of existing in areas with an abundance and lack of oxygen
29
Obligate
Can either survive with oxygen or without, not both
30
Virus
A non living species that is host dependent
31
Structural Diversity
The range of different landscapes within a habitat
31
Endospore
allows the bacterium to produce a dormant and highly resistant cell to preserve the cell's genetic material in times of extreme stress
31
Peptidoglycan
Forms on cell walls to protect it from osmotic disruption
32
True clade
A group of organisms that consists of a common ancestor and all its decendents
33
Three levels of biodiversity
Species, Genetic, Ecosystem
33
Biodiversity
The variation of life on earth
34
Species
Refers to numbers and kinds of living organisms
35
Genetics
The genetic variation within the population of a species
36
Ecosystem
Variety of habitats and biological communities
37
3 shapes of bacteria
Bacillus (rod), coccus (sphere), spirillum (spiral)
38
Lytic cycle
-Active -produces more viral particles
39
Lysogenic cycle
-Dormant -No new viral particles produced
40
Vaccine
Simulate immune system to make it ready for the real virus
41
How long ago was archea
3 bil years
42
How long ago was Eubacteria
2 bil years
43
How long ago was protist
1 bil years
44
Archea
-No peptidoglycan in cell walls -Complex, inhabit extreme envirements
45
Eubacteria
-Peptidoglycan in cell walls
46
Brown algae
Multicellular only CHlorophyll A,c
47
Red algae
Uni and multticellular Chlorophyll a,d
48
Green algae
Uni and multicelluar Chlorophyll a,b