Biology: Life on Earth
10th Edition
ISBN: 9780321729712
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: Benjamin Cummings
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Textbook Question
Chapter 18, Problem 6FTB
The number of named species is about __________, but the actual number of species on Earth is estimated to be about _____ or higher.
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The number of named species is about______________, butthe actual number of species on Earth is estimated to beabout ______________ or higher.
All species, both past and present, are related to one another through a(n) ______ history.
On a sheet of paper,
completes each sentence correctly.
1. The process of creating new species is
2. A(n).
is made of the living and nonliving things in
an area.
3. When no members of a species are alive, the species is
LUord that completes each
Chapter 18 Solutions
Biology: Life on Earth
Ch. 18 - The science of naming and classifying organisms is...Ch. 18 - 2. 2. A scientific name consists of a(n) _________...Ch. 18 - In Linnaean classification, the eight major...Ch. 18 - 4. Systematists determine the evolutionary...Ch. 18 - Prob. 5FTBCh. 18 - The number of named species is about __________,...Ch. 18 - What contributions did Linnaeus and Darwin make to...Ch. 18 - What features would you study to determine whether...Ch. 18 - What techniques might you use to determine whether...Ch. 18 - 4. Only a small fraction of the total number of...
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- In the fynbos, the Argentine ant is regarded as a/n __________ species.arrow_forwardThis technology to recreate extinct species is called _________arrow_forwardcharadrius melodus Common and scientific name of species ♦ Reasons for being placed on endangered species list ♦ Physical characteristics of organism (give at least 6 pictures) do not forget 3 unique characteristics! ♦ What is its role in the ecosystem? What will happen if ♦ Original habitat of organism this species were to become extinct? ♦ Current range and location of the organism ♦ Thoughts or ideas for recovery; laws, protection, etc.arrow_forward
- In modern taxonomy, species are the most ________ taxa. broad specific complexarrow_forwardSpecies are organized on phylogenetic trees based on their ________ similarities and differences. morphological and biological morphological and biological genetic and morphological genetic and morphological genetic and chemicalarrow_forwardIn each of the pairs below, UNDERLINE the one that you would expect to have the most individual species: Kingdom & Genus Genus & Order Phylum & Kingdom Phylum & Class Class & Family Order & Class Order & Phylum Genus & Speciesarrow_forward
- The number of currently described species on the planet is about ________. a. 17,000 b. 150,000 c. 1.5 million d. 10 millionarrow_forwardAfter fire devastates all of the trees in a wide swath of forest, populations of a species of tree-dwelling frog on either side of the burned area diverge and become separate species. This is an example of_______ .arrow_forwardThe number of currently described species on the planet is about ________.a. 17,000b. 150,000c. 1.5 milliond. 10 millionarrow_forward
- A group of birds colonize an island. Over time, they become different from the mainland source population and reach the point where they can no longer interbreed with one another They are now called _________________ and the process is called ________________speciation. 1) 2) 3) 4)arrow_forwardFor Brown lizard Anoles What is the geographic distribution of each species? Is it native or invasive? indicate where it is native and if it is not native, indicate where its native range is. Write a short description of each organisms’ life history (no more than three sentences for each one). Life history facts include diet, behavior, breeding, habitat etc. After reading about the life history of the three species you are focusing on it should be relatively simple to isolate what you find most interesting about them. Write a short description about what you find most interesting about all three species you are focusing on (no more than four sentences for each species).arrow_forwardIn a species of water snake has populations on the mainland and on an island, snakes are regularly washed from the mainland to the island where they become part of the breeding population on the island. For the island population, this violates the assumption of ______________________ because the evolutionary mechanism of________________ is present.arrow_forward
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