Blindness in the Mexican tetra fish is a controversy among scientists whom have long-debated the mechanism of this evolutionary change. The Mexican tetra fish‚ Astyanax mexicanus‚ exists in two morphs: a sighted surface form and a blind cavefish form. The debate amongst scientists is rooted in the process by which the Mexican tetra became blind. Evolution demands progress‚ yet the blind Mexican tetra suggests regression‚ as it lost its vision over time. However‚ through the continuous studies of
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Your Inner Fish The beginning of the earth was approximately 4.5 billion years ago. From the very moment that this phenomenon occurred‚ the process of evolution on this planet began. Evolution is a very complex process involving change in traits over successive generations. Being discussed will be the processes of phylogeny‚ morphology‚ and development and the specific roles each play in evolution. The evolutionary process will serve as a road map to our origins as humans and more importantly
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From a chemical perspective‚ what is oxygen? Identify its atomic number‚ the group it fits into OXYGEN in the periodic table‚ its chemical formula‚ its melting point‚ boiling point and state at room temperature. Oxygen is highly reactive‚ nonmetal‚ oxidising agent that readily forms oxides‚ it is an element. By mass‚ oxygen is the third-most abundant element after hydrogen and helium. The Atomic Number: 8 Group: The chalcogen group Chemical formula: 02 Melting
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The story Fish Cheeks is just an example of how many people act when faced with certain situations; The fact is no one can run from having to act different in times that call for it. Understanding where the young lady in the story fish cheeks isn’t that tough. In the story a young chines lady invites her family and an American boy that she has been having a crush on for a long time to dinner; but after figuring out what her mother had on the menu the Young lady becomes nerves and embarrassed‚ resulting
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experiment‚ the LoggerLite program was used to measure the oxygen consumption of fish. Initially‚ the program was left open for at least ten minutes to warm up the oxygen probe in order to retrieve accurate data. While the probe warmed up‚ 200 milliliters of fish water was poured into a beaker and weighed with a balance. Next‚ two goldfish were captured from the goldfish aquaria and transferred to the beaker that already contained 200 milliliters of fish water. Then the same beaker with the 200 milliliter
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Section 114 Abstract In this experiment‚ we observed the different physical traits of several cray fish and put two of them each toe to toe in a small container to see which one would dominate their opponent. One of the main behaviors we looked for was a dominance display. When using this dominance display‚ one cray fish will stand up very tall while spreading its chelae‚ the other cray fish will be submissive. We asked ourselves if the weight of the cray fish would affect the outcome of the winner or
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either doesn’t interest you‚ or that simply just confuses you. That’s where “Engfish” might come into play. In the article‚ the author of The Poison Fish talks about how as people go through the schooling system and learn more vocabulary and proper writing skills‚ their imagination and speaking voice deteriorates when they write a text. The Poison Fish mentions that “The difference between the college students’ writing and the third grade child’s is simple: one is dead‚ the other is alive.” As a child
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Crystal jellyfish The Crystal jelly fish is a very unique marine animal. Known as the crystal jellyfish its scientific name is well known to be the Aquarium Victoria. The Aquaria Victoria is a saucer shaped Hydromedusa with a well developed velum‚ its size ranges within five to twelve centimeters in diameter. It has eighty or more narrow unbranched radial canals witch can extend to the margin of the bell. All tentacles extend from the margin of the bell‚ making the slender gonads run along most
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Book Title: Rumble Fish Author: S.E.Hinton Number of Pages: 135 Genre: Fiction Setting Location: Tulsa‚ Oklahoma Time Period: Mid-1960s Characters Rusty James- Rusty-James is a fourteen-year-old kid who feels he can achieve any thing in life with his fists. He is the number-one tough guy among the junior high kids who hang out and shoot pool at Benny’s‚ and he enjoys keeping up his reputation. What he wants most of all is to be just like his older brother‚ the Motorcycle Boy. Rusty-James confesses
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The reading‚ “The Poisoned Fish‚” presents a common problem called “Engfish” that many students in high school or college have. In my opinion‚ Engfish is whenever you write down something and it does not provide a comprehensive understanding of what is written. For example‚ if a professor asks a student to write about his or her dream house‚ the student must provide a well elaborate description of how is his or her dream house‚ providing details about size‚ measurement‚ weather‚ etc. I agree with
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