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40 Cards in this Set
- Front
- Back
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There about _______________ species on the planet. |
10,000,000 (10 million) |
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The earth is about _______________ years old. |
4.5-4.6 billion (4,500,000,000) |
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Species come from _______________ |
pre existing species |
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The 3 domains of life are _______________ |
bacteria, archaea, and eukarya |
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_______________ cells make up the human body. These cells come from pre-existing cells. |
50,000,000,000,000 (50 trillion) 1 X 10^9 |
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Mom and dad made _______________ that combine and make _______________. |
haploid cells diploid cells |
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Homo sapiens came from _______________ species from _______________ cells. |
pre-existing pre-existing |
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All life on the planet comes from a _______________. All life is _______________ to all life on the planet. |
common ancestor related |
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Archaea has ____ kingdoms, bacteria has ______ kingdoms, and eukarya have ____ kingdoms. |
archaea 3 bacteria 13-15 kingdoms eukarya 4 kingdoms |
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Archaea and bacteria are _______________, _______________, and their nutrition is through _______________. |
prokaryotic unicellular absorption and photosynthesis |
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Protista are _______________ and mostly _______________. |
eukaryotic unicellular |
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Animals and fungi are both _______________ and _______________. The distinguishment is how they _______________. |
eukaryotic multicellular get their food |
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Fungi ______________ to acquire food, and animals feed by _______________. |
breakdown and absorb outside of the body
taking food within, breaking it down, and absorbing it within |
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Plantae are _______________, _______________, and _______________. |
eukaryotic, multicellular, use photosynthesis |
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What are the taxonomic categories? (3) |
1. the organization of taxonomic grouping arranges organisms in sets.
2. Each set is then grouped with other sets into a larger set.
3. The major taxonomic categories from most inclusive (biggest set) to least inclusive (smallest set) are. |
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____________ was the first to begin grouping similar animals with other similar animals. |
Linnaeus |
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____________ is the biggest group we know in taxonomy. |
All life on earth |
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The least inclusive group we know is ____________. |
species |
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The most inclusive group we know in taxonomy is ____________. |
life on earth |
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What are the taxonomic categories? |
Domain Kingdom Phylum Class Order Family Genus Species |
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What is the phrase for the taxonomic categories? |
Dear King Phil Came Over For Gene's Special |
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Being able to group bacteria into certain categories helps us to identify if they could be harmful ____________. |
much easier |
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What is the human taxonomic chain? |
Eukarya Animalia Chordata Mammalia Primates Hominidae Homo Sapiens |
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____________ are an easy way to view how similar certain animals are. |
Taxonomic Levels |
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These days we can use ____________ to see exactly how related life is to each other. |
DNA sequencing |
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The taxonomic category ____________ groups together closely related organisms which ____________. |
species
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This separation based on interbreeding defines the ____________. |
category species (Biological Species Concept) |
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____________ were at one time living with homo sapiens but died out. |
homo erectus |
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____________ is the biological group which includes all the organisms which are (or have the potential for interbreeding = biological species concept |
species |
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Many species were originally distinguished by ____________; if two organisms look alike, they must be the same ____________. |
morphology species |
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However, biological species are based on the ability to reproduce ____________. |
in nature |
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Dogs may appear incredibly different but all belong to the same species. Their appearance is because of ____________. |
artificial selection |
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Humans are the same except that we were naturally selected based off of ____________. |
geological locations |
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If you keep two groups of dogs separated long enough for their ____________ to change, they would no longer be able to reproduce viable offspring. |
genetic data |
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Historically, ____________ is an inexact process. |
taxonomy |
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Organisms which were once placed together in a certain classification group have been separated when ____________. |
new or better evidence is uncovered (DNA sequencing is an example) |
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Humans are closely related to ____________, then to ____________, then to ____________, then ____________ via common ancestors. |
chimps gorillas orangutans gibbon |
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The golden mole was classified with shrews and other moles, but now is believed to be more closely related to ____________. |
elephants |
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In other cases, two organisms which were thought to be separate species, were later found to ____________. |
be the same species |
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As the DNA for more organisms is studied, the placement of organisms within the taxonomic tree becomes based ____________. |
more on the DNA. |
