Term
| what does "species" mean? (Latin) |
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Definition
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Term
|
Definition
proposed the biological species concept (BSC)
worked in New Guinea on bird diversity |
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Term
| what is the BSC (biological species concept)? |
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Definition
| interbreeding organisms that are reproductively isolated |
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Term
| what 2 groups do not fit the BSC? |
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Definition
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Term
| what are the 5 pre-zygotic reproductive barriers? |
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Definition
habitat
behavioral
mechanical ("piece A won't fit into slot B")
tempora (time difference)
gametic isolation (gametes do not connect) |
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Term
| what are the 2 post-zygotic reproductive barriers? |
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Definition
hybrid unavailability (zygote dies)
hybrid sterility |
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Term
| what is an example of hybrid sterility? |
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Definition
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Term
| what is the difference between a hinny and a mule? |
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Definition
a mule is a female horse and male donkey mating
a hinny is a female donkey and a male horse mating |
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Term
what is macroevolution?
speciation?
what is it tied to? |
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Definition
major biological changes evident in fossil record
multiplication of species
tied to the history of the earth |
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Term
| what are the 4 eras in the geological time scale? |
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Definition
| Pre-Cambrian, Paleozoic, Mesozoic, Cenozoic |
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Term
| what is distinctive about the Pre-Cambrian era? |
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Definition
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Term
| what is distinctive about the Paleozoic era? |
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Definition
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Term
| what is distinctive about the Mesozoic era? |
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Definition
| living and dying of the dinosaurs and development of flowering plants |
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Term
| what is distinctive about the Cenozoic era? |
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Definition
| development of primates, mammals, and birds |
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Term
| how long ago did plate movement form supercontinents? |
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Definition
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Term
how long ago did Pangea form 2 continents?
what were they called? |
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Definition
180 million years ago
Laurasia and Gondwana |
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Term
| how long ago did Laurasia and Gondwana start to turn into present continents? |
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Definition
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Term
| what does the fossil record reveal in regards to long periods of time punctuated with certain events? |
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Definition
| long periods of stability punctuated with periods of rapid growth. Rapid growth caused by growth after mass extinctions |
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Term
| what 2 events happened 65 million years ago (end of Mesozoic)? |
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Definition
| massive asteroid elevated dust, blocking out the sun and killing off the dinosaurs. followed by huge growth of mammals and birds |
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Term
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Definition
| the study of biological diversity, past and present |
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Term
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Definition
| identifying, naming and classifying species |
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Term
| who is the father of taxonomy and what did he create? |
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Definition
Linneaus
binominal nomenclature - genus species naming system |
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Term
| what is the acronym for hierarchal classification? |
|
Definition
Did
King
Pete
Come
Over
For
Good
Spaghetti |
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Term
| what is the order of hierarchal classification? |
|
Definition
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species |
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Term
| what is an example of correct binominal nomenclature? |
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Definition
| Panthera pardus (underlined) |
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Term
| what 2 words regarding hierarchal classification are interchangeable? |
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Definition
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Term
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Definition
| the relationship of DNA between organisms related to each other |
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Term
| what is the tree that effects primate history? |
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Definition
| phylogenetic relationships |
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Term
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Definition
| the search for distinctive branches |
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Term
| what is monera and what did its disproval lead to the creation of? |
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Definition
archaea and eukaria together
creation of domains |
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Term
| what happened 4.5 billion years ago? |
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Definition
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Term
| what happened 3.5 billion years ago? |
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Definition
|
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Term
| what happened 2.5 billion years ago? |
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Definition
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Term
| what happened 1.7 billion years ago? |
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Definition
| single cell eukaryotes evolved |
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Term
| what happened 1 billion years ago? |
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Definition
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Term
| what happened 570 million years ago? |
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Definition
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Term
| what happened 475 million years ago? (3 things) |
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Definition
plants and fungi colonized land
amphibians evolved from fish
vertebrate life moved onto land |
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Term
| what are the characteristics of prokaryotes? |
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Definition
lacks nucleus and other membrane bound organelles
most unicellular and very small
majority bacteria |
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Term
| why are prokaryotes everywhere? |
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Definition
| they lived and evolved on earth alone for 2 billion years |
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Term
| what are the 4 modes of nutrition for prokaryotes? what fits into all 4 categories? |
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Definition
photoautotroph
chemoautotroph
photoheterotroph
chemoheterotroph
bateria |
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Term
| what is the most important autotroph? |
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Definition
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Term
| what is an example of a pathogen and its carrier? |
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Definition
| tick carries lime disease |
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Term
| what is an example of a nitrogen fixer? |
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Definition
| legumes (plant) have lumps in roots for Rhizobium (prokaryote) |
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Term
| what are the 4 kinds of organisms in domain archaea? |
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Definition
extremophiles -> live in extreme environment
extreme halophiles -> extreme levels of salt
thermophiles -> extreme temperatures
methanogens -> inhabit bottoms of lakes/swamps |
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Term
| what can survive in both aerobic and anaerobic conditions? |
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Definition
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Term
| how do prokaryotes reproduce? (2 ways) |
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Definition
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Term
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Definition
| a deadly bacterium that infected animals |
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Term
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Definition
| plant disease that occurs in apple/pear trees |
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Term
| what do half of our antibiotics come from? |
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Definition
| soil bacteria (genus Streptomycines) |
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Term
| what are the 3 basic shapes of bacteria? |
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Definition
cocci (round) ex. Streptococcus
spirillus (spiral) ex. Lactobacillus
bacilli (rod) ex. Spirochete |
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