Term
| Characteristics of Mutations |
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Definition
| mistakes in genes and chromosomes; random; ultimate source of variation in every population |
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Term
List Taxonomic Catogories |
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Definition
Domain, kingdom, phylum, class, order, family, genus, species, the more they share the more similar; as you move up less inclusive ; go down more inclusive |
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Definition
| a change in gene frequency in a population over time |
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Definition
| plates slide through boundary of plates;affect their enviroment, they group an seperate animals, makes montains and volcanoes and effects enviroments |
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| Define the biological concept of species |
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Definition
| ability to have sex, have a baby, and babies able to have babies |
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| Time frame in which Carbon isotopes can be used for dating fossils |
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Definition
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Term
| Relative Dating and absoulute Dating |
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Definition
occurs to know age of rock but not fossil; taking age of a rock to date a fossil 1/64-1/32-1/16 6x6000=36000 |
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| State the time humans appear if earths age were compressed into an hour |
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Definition
| last ten seconds; 23 hours 59 min 50 seconds |
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Term
| The kingdom that evolved first |
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Definition
| Bacteria is the kingdom and prokaryotes for 3.8 billion years |
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Term
state the smallest unit of evolution |
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Definition
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| Type of mutations not subject to evolution |
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Definition
-no gene flow -no natural selection -random sex - no mutation - big population |
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Definition
| can change gene frequency if small in size, if killed |
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Definition
| form of genetic drift,changing a populations gene pool because of its small size |
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Definition
similar structure, but dissimilar function. a common ancestor (whale fin, an bird wing) |
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Definition
dissimilar structure , similar function (butterfly wing and bird wing, both fly) |
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Term
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Definition
| when population splits and gets different |
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Term
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Definition
| when 2 populations come together makeing them more similar |
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Definition
| genetic additions or subtractions from a population, resulting from the movement of fertile individuals of gametes |
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Definition
| unpredictacble fluctuations in gene frequencies from one population to next because of a populations finite size |
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Term
| Genetic Drifts and Genetic flow |
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Definition
| change gene frequencies and both cause evolution |
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Term
| compare the primitive earths atmosphere to ours today |
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Definition
| it hadd no oxygen, took over billion yeears to accumulate oxygen |
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Term
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Definition
-Darwin - small to big chances |
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Term
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Definition
Steve. J. Gul (stavle to big changes) |
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Term
| Fossils in different geological strata |
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Definition
bottom have oldest simples, least variety of fossils as you go up they have more complex fossils and are young |
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Definition
he stated whatever physical features your parents have offspring ill hav them. but you can only pass on genes that are NOT somatic. -use and dissuse |
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Definition
| specis in one area move and occupie new habitance and have slight changes in looks , adpat to new enviroment. |
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Definition
| depends on how many you make and put into the world |
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| ultimate source is mutations than sex |
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| when species diverge and turn into diffetn species |
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Term
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Definition
| Bacteria, 3.8 billion years |
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Term
| The effects of flow and genectic drift on allele frequencies ove time |
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Definition
| they change the flow and genetic drift |
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Term
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Definition
your arm to a whale a bird to a dog |
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Term
| Example of BottleNeck Effect |
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Definition
something getting killed indicriminately (disasters,it is unpredicable) |
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Term
| Examples of of founder effect |
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Definition
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Term
| Habitats that would or would not be conductive to fossil formation |
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Definition
| icy place, tre sap, dangerous places |
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Term
| consequences of not finishing an antibiotic regime |
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Definition
| bacteria creates super bugs, begin to take over |
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Term
| results in a population that was endangered but now protected |
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Definition
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Definition
-variation exsists in populations -populations have a capacity to make lotes of babies --resiurces are limited -competition is inetible -differental reproduction |
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| Significance of an atmosphere with oxygen |
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Definition
| oxygen is corrosive(tends to break things apart) |
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