Chapter 01 A View of Life 1. Organisms belonging to the same _____ would be the most closely related. A. kingdom B. phylum C. family D. class E. order 2. A university biology department wishes to hire a scientist to work on the relationships among the wolves‚ moose‚ trees and physical features on an island. If you were charged with writing the job description‚ you should title the position A. population geneticist. B. molecular biologist. C. community ecologist. D. organismal physiologist
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Class in phylum Arthropoda‚ contain millipedes and centipedes. What is the dominant life form on Earth? The class Insecta. What does the word Siphonaptera literally mean? "Wingless pipe." What type insect is in it? Flea What do millipedes ooze when they are threatened? Can ooze noxious substances or hydrogen cyanide/quaaludes. What is the primary way in which Mandibulates and Chelicerates differ? Sub-phylum Chelicerates:
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toxic materials in the environment‚ and also continuous mechanization and industrialization. A group of animal that makes up the native animal population in Hawaii that has been experiencing endangerment falls in the phylum of birds and one of the many species belonging to this phylum is the
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say sponge‚ you may be thinking of... -Spongebob Squarepants -Or maybe even a synthetic cleaning sponge. But those are not the sponges I am talking about. -Sponges are simple‚ multicellular but beautiful filter-feeding animals. They are from the phylum porifera and are invertebrates that live in the bottom of the ocean and cannot move from their surface. -Sponges are also ancient creatures. 3.5 billion years ago‚ when the earth was a cold‚ empty and dark place‚ the first form of life appeared in
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endoderm and ectoderm. It forms the muscles and most other organs towards the upper layer of the animal. Diploblastic animals‚ or animals with only two germ layers‚ lack mesoderm. There are only two diploblastic phyla: Porifera‚ the sponges‚ and Cnidaria‚ the "bag animals." All other animals are triploblastic. In fact‚ sponges are such simple animals that they lack even true tissue. They are in the parazoan category (parazoans lack true tissue). Sponges are the only animals that are parazoans- all
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Rio BIO ANSWERS Ch 1 Quiz 1. regulation 2. Atom‚ molecule‚ organelle‚ cell‚ tissue‚ organ 3. Biosphere 4. Maintain a relat 5. 3 6. plantae 7. protista 8. protist will contain organelles 9. natural selection 10. modern 11. natural 12. artificial 13. theory must be supported by eveidence 14. be falsible 15. is the control group 16. a testable 17. observation 18. bright males 19. a function 20. observation CHAP 2 QUIZ 1. electrons 2. atom 3. A and B 4. electron 5. 2 6. it gains or loses electrons
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Purpose: To save Fred’s life ! Background information: We have to save Fred from drowning. If we drop him in the water Fred will die. Fred has only 2 lives. We can’t stab Fred with the paperclips because if we do he will also die. We have to try to get the lifesaver which is under the cup in order to save Fred’s life & keep him from drowning. Once we put the lifesaver on Fred he will be safe but we have to be careful when we’re picking up the lifesaver and Fred with paperclips. Hypothesis:
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extinction the River was observed and there were no changes found‚ therefore‚ I suppose its’ extinction had no effects on ecology or if it did the effects are not significant and cannot be observed. |Kingdom: |Animalia | |Phylum: |Mollusca | |Class: |Bivalvia | |Order: |Unionoida | |Family: |Unionidae | |Genus: |Alasmidonta | Alasmidonta mccordi
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the entire array of vertebrate sprang: Fish and eventually reptiles (and birds)‚ amphibians‚ and mammals. So before you can understand how the world of fish came to be‚ you must start with these early ancestors. Vertebrates are members of the phylum Chordata. These chordates share three key characteristics in common: Notochord: A flexible‚ longitudinal rod present in all vertebrate embryos and some adults. This device served as an early “backbone” for this family of creatures. [4]
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Lesson 9 Phylum Arthropoda I. General characteristics a. Triploblastic b. Bilateral symmetry c. Segmented body divided into functional groups –tagmata d. Jointed appendages i. One pair to each segment ii. Number mostly reduced iii. Often modified for specialized function e. Small coelom f. Cuticular exoskeleton containing chitin i. Molt at intervals g. Separated sexes i. Metamorphisis h. Nervous‚ digestive‚ circulatory (open sys)‚ muscular‚ excretory system i. Marine freshwater terrestrial
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