BY2.1

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  • Created by: katherine
  • Created on: 28-05-13 11:59
Define biodiversity
The measure on the number of species on the planet
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Define the term species
A group of organisms that can interbreed and produce fertile offspring
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What are the most biodiverse areas on the planet
Tropical rainforests, coral reefs
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What is the name of a bottle nack, and what follows it
Mass extinction, followed by radiatoin sof new species
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The evolution of new species is driven by
Natural selection
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Darwins finches are an example of ___________ Radiation
Adaptive
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The classification of organisoms is based on what
Their evolutinary relasionship
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Name one classification concept
Phylogenic tree
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K,P,C,O,F,G,S are organisms placed into what sysetem
Heirachical system of classification
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A genus is a group of...
Closey related species
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Genus and species are used in what naming system
The binominal system
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Examples of annelids
Earthworm, leech, lugworm
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Features of annelid phylum
Segmented, closed circulatory system, hydrostatic skeleton, thin permable skin for GE, specilised segments responsible for different functions
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Examples of arthropods
Insects, ocus, crustaceons, lobster, arachnids, myriapods, millipedes and centipedes
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Features of arhropod phylum
jointed legs, exoskeleton, fluid filled body cavity,
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Another name for chordata
Vertebrates
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Closley related species are recognised by their similar ___________
Morphology
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And example of morphology
Homology of the pentadactyl limb in vertebretas
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Wings of birds and insects are _________ structures, and do not indicate relatedness
Analogus
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What do biochemical methodes measure
the proportion of genes or protiens shared between species to estimate relatedness
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What are protiens usually displayed on?
Electrophorisis gel
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Other cards in this set

Card 2

Front

Define the term species

Back

A group of organisms that can interbreed and produce fertile offspring

Card 3

Front

What are the most biodiverse areas on the planet

Back

Preview of the front of card 3

Card 4

Front

What is the name of a bottle nack, and what follows it

Back

Preview of the front of card 4

Card 5

Front

The evolution of new species is driven by

Back

Preview of the front of card 5
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