have a coiled shell that is large enough for the animal to retract completely into. When the word "snail" is used in this most general sense‚ it includes not just land snails but also thousands of species of sea snails and freshwater snails. Occasionally a few other molluscs that are not actually gastropods‚ such as the Monoplacophora‚ which superficially resemble small limpets‚ may also informally be referred to as "snails". Snail-like animals that naturally lack a shell‚ or have only an internal
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Speciation essay A species is a group of organisms that can breed together to produce fertile offspring. New species arise in two ways‚ hybridisation and polyploidy. Polyploidy is an increase in the number of sets of chromosomes. Hybridisation is the production of offspring from parents of two different species‚ this means though that the offspring is not fertile such a mule‚ a cross between a horse and a donkey‚ which is why hybridisation can only be explained in plants and not animals. Allopatric
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different concentrations of salt water effect plants. The test that will be performed will prove which concentration will have the worst effect. The hypothesis is that by measuring the plants growth each day‚ the largest concentration of salt will harm the plants the most. First‚ the plants were purchased and the water was prepared with the salt concentrations. Second‚ the plants were watered each day with the different concentrations of salt. Third‚ the plants’ growth were observed and recorded each
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Akimasa Marine and Allied Ind. Corp.We are seafood processor mainly tuna‚ swordfish‚ marlin and other species like tiger shrimp‚ snapper‚ grouper with -60C freezing facility. | Contact: Lory T.Yeh - Director | | City: Davao City | | Tel: (63-82) 295-8795 Fax: (082)295-1417 | | Skype: Get Skype Now! | | Email: akimasa.loryeh@gmail.com akimasayeh@gmail.com | | Alfincoles Enterprises. We are engaged in trading of Angel Wing (Diwal). Attached herewith is the picture
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P.M.S. RENUGA‚ M.A.‚ M.PHIL‚ (Ph.D) LECTURER‚ JAY SHRIRAM GROUP OF INSTITUTIONS‚ 61‚ GURUNATHA GOUNDER STREET‚ TIRUPUR-4 99948-40111 Protecting the Endangered Species: Marine Awareness in Tim Winton’s Shallows The earth is surrounded by two-third of water in the form of oceans‚ lakes‚ rivers‚ seas and ponds. The oceans are blessed with an amazing diversity of marine mammals. Today‚ the marine mammals face threats because of man’s greed. We believe that the first creature created
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affect plant growth could be an interesting experiment. Our experiment consisted of different levels of Windex mixed with water and given to Brassica Rapa plants in order to grow. Are results showed that Windex barely had an effect on the plant growth and the plants showed steady increase in growth. In conclusion‚ our experiment did not assure that Windex add a boost in plant growth but we did find that small‚ insignificant amounts of Windex mixed with water were able to ingested by the plants.
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The Untold Cost of Invasive Species Jessicarose Thurber Environmental Economics EVSP201 Professor Ray Bartholomew March 30‚ 2013 Imagine going on a day hike through your favorite forest. You take great pains to pack your gear‚ ensure you have adequate food and water for the day. You bring your camera and other gear to ensure you get photographs of the local forest. You visit this same place every few weeks‚ it is close to where you live and the scenery is amazing. There are ample opportunities
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Candidates name: Ahlam Abdisalam Candidate number: 0004 Topic: We are not sub species Question: “Teenagers deserve more respect than what they are given”‚ Write an article expressing your views on the above statement? Date: 3/12/2013 Deference to teenagers The meaning of the word “teenager” is losing its touch with stereotypical judgments made by adults mostly. The word “teenager” can be defined as someone who is in the ages thirteen to nineteen‚ not for someone to be going under any emotional
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leafy object. Trees and flowers or generally‚ they are known as plants. A very good morning to all! Today‚ I would like to enlighten everyone in this room about the benefits of plants. Why do you see them everywhere you go? How do they benefit us? Well‚ the floras are a very crucial object to this planet’s survival and all its living things. However‚ today‚ I would like to focus on the benefits if plants towards us‚ human beings. Plants provide oxygen for us‚ supply us with materials to be used on
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For millions of years‚ some animals have been dying out and other species have been appearing. The animals that died out‚ like the dinosaurs‚ may have done so because of sudden changes in the world’s climate‚ or because other species appeared that could hunt them or beat them in the competition for food. Tigers are among the animals that are endangered in Asia. The tiger is native to Asia from the Caucasus and the Caspian Sea to Siberia in the north and Indonesia and even in Borneo and the Philippines
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