frequency of the genotype bbb in a triploid (3n) plant species would be a. 0.008 b. 0.04 c. 0.08 d. 0.2 7. A small‚ isolated population would most likely be subject over time to a. assortative mating b. a founder effect c. genetic drift d. gene flow 8. Which definition of evolution would have been most foreign to Charles Darwin
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The Defense of Duffer’s Drift The Defense of Duffer’s Drift analyzes small unit tactics and the fundamentals defending of a certain strategic objective. All with limited comm‚ resources and manpower. The book is narrated by Lieutenant Backsight Forethought in which he speaks about a series of dreams which he has on his first combat operation. Through his dreams Lieutenant Forethought is able to successfully and adequately demonstrate key facets that make or break any units defense. The scenario
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Many people believe that Alfred Wegener invented the theory of continental drift‚ but he didn’t. He just played a major role in proving it. As early as 1620‚ people like Francis Bacon were noticing how similar the west coast of Africa and the east coast of South America was‚ and how they appeared to fit together perfectly. In 1800‚ a German botanist‚ Alexander Von Humbolt‚ came up with the theory of continental drift. He also noticed how Africa and South America seemed to fit together‚ and wondered
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Hard Engineering Seawalls How it is designed to overcome the problem Sea walls are usually built along the front of cliffs‚ often to protect settlements. A seawall is a structure constructed parallel to the coastline that shelters the shore from wave action. This structure has many different designs; it can be used to protect a cliff from wave attack and improve slope stability and it can also dissipate wave energy on sandy coasts. Challenges /Limitations /Disadvantages However‚ a seawall may not
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principle states that the allele and gene frequencies will stay constant from generation to generation as long as no other evolutionary influences come along. The evolutionary influences can be things such as mutation‚ mate choice‚ selection‚ genetic drift‚ gene flow‚ and meiotic drive. Frequency is the proportion of individuals in a certain category relative to the total number of individuals considered. The frequency of an allele or genotype is expressed as a decimal proportion of the total alleles
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by: The length of time the wind has been blowing The strength of the wind How far the wave has travelled (called the fetch) Longshore drift is the result of the movement of water along the beach as a result of the angle broken waves ‘hit’ the coast. As the water moves down the beach it carries sand and other materials. Another name for longshore drift is a current. A wave develops due to the action of wind.
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artists were Meghann Riepenhoff and Tim Andrews. Each artist display was completely different from each other. Even though the two displays were obviously different‚ the exhibit itself of each artist had the same theme. In Meghann’s exhibit‚ “Littoral Drift‚” all of her images had to do with the same thing‚ waves and water at the beach. In her exhibition she had about twelve paintings. All of her paintings I noticed had the color blue and represented the ocean. They were all placed separately‚ given a
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15‚ 2012 Alfred Wegener first proposed the theory of “continental drift” in 1915 after finding evidence on continents that had drifted apart‚ matched very closely when the continents were brought together. Wegener also stated that the fossils found in a particular place often indicated of a possibility that the climate from the region is totally different from today. All of his facts supported the theory of continental drift. Wegener first suggested that the continents fit together like a jigsaw
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Abstract The purpose of this experiment was to determine the correlation between the ability to taste the bitterness of phenylthiocarbamide‚ an organic compound used in genetics‚ and the ability and response of the tasting sodium benzoate paper‚ a food preservative. It is claimed that there is a direct relationship between the genes that control the tasting abilities of these two substances‚ primarily that if you had the ability to taste PTC‚ you would have a specific taste response for sodium
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has relative geological stability. The last volcanoes were active many years ago‚ and the last of the glaciers shrank and melted many years ago. We only had volcanoes and glaciers because of the separation of Pangaea therefore making the Continental Drift Theory. There is little geological activity to create or refresh fertile soils. The majority of Australia is very old rock therefore means that we have very poor soils and recently alluvial soils which also have poor nutrients.
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