Taxonomy Flashcards

(39 cards)

1
Q

Extremophiles

A

Organisms that live in extreme environments

Domain Archaea

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2
Q

List the 3 Domains

A

Bacteria

Archaea

Eukarya

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3
Q

Domain Bacteria

A

Single celled prokaryotes

Autotrophic or heterotrophic

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4
Q

Conjugation

A

primitive form of sexual reproduction carried out by some bacteria

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5
Q

Domain Archaea

A

Extremophiles

Unicellular

Prokaryotic

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6
Q

Methanogens

A

Produce methane from hydrogen

An extremophile

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7
Q

Halophiles

A

High salt concentrations

Extremophile

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8
Q

Thermophiles

A

thrive in high temperatures

extremophile

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9
Q

Four kingdoms of the domain Eukarya

A

Protista

Fungi

Plantae

Animalia

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10
Q

Kingdom Protista

A

Widest variety

Eukaryotes

Heterotrophs and autotrophs

Move by various means

Ex: Amoeba and Euglenas, seaweeds, slime molds

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11
Q

Kingdom Fungi

A

Heterotrophic eukaryotes

Uni or multi cellular

Extracellular digestion

Saprobes

Sexual reproduction

CHITIN makes cell wall

Ex: Lichens, yeast, mold, mushrooms

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12
Q

Saprobes

A

Organisms that obtain food from decaying matter

Fungis

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13
Q

Kingdom Plantae

A

Autotrophic eukaryotes

Photosynthesis

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14
Q

Kingdom Animalia

A

Multicellular, heterotrophic eukaryotes

Sexually

Ex: Humans

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15
Q

Sponges

A

Loose federation of cells

Not considered tissue because too unspecialized

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16
Q

Cnidarian

A

Hydra and jellyfish

Polyp or medusa body shape

All have stingers

17
Q

Germ layers

A

The main layers that form various tissues and organs of the body

18
Q

Ectoderm

A

Outermost germ layer

Becomes the skin and nervous system

19
Q

Endoderm

A

Deep Germ layer

Becomes the digestive system

20
Q

Mesoderm

A

Middle germ layer

Becomes the blood muscles and bones

21
Q

Radial symmetry

A

primitive animals exhibit

22
Q

Bilateral symmetry

A

sophisticated animals exhibit

23
Q

Acoelomates

A

like earthworms with a flat body cavity

24
Q

Pseudocoelomates

A

like roundworms, they have a fluid filled tube that acts as a hydroskeleton

25
Coelomates
most complex body cavity has a coelom
26
Porifera
Sponges Sessile (do not move) no symmetry
27
Platyhelminthes
Flatworms Simplest animals Exchange nutrients through diffusion
28
Nematodes
Roundworms Parasitic
29
Annelids
Earthworms, leeches
30
Mollusks
Squids, octopuses, slugs, clams, and snails Soft body with hard shell Bilaterial symmtry
31
Anthropods
Grasshopper, crustacea, arachnida (spider) Have head, thorax, and appendage
32
Echinoderms
Sea stars and sea urchins Sessile (cant move) or slow Endoskeleton
33
Chordates
Fish, amphibians, reptiles, birds, mammals Notochord (rod that is a flexible axis)
34
Homeotherms
Maintain a constant body temperature Ex: birds and mammals
35
Endotherms
Can raise their body temperature from within Ex: birds, mammals
36
Ectotherms
Cold blooded Ex: reptiles and most fish
37
Chordata
The phylum that mammals belong to
38
Primate
Monkeys, apes, humans that Lucy video we watched
39
CHITIN
Makes fungi cell wall