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Vorticella can first be seen by the naked eye, b.ut to study it place a prepared slide under the microscope. Focus it under low power, and observe it. You can see a large number of specimens attached to aquatic plants or some object by thread-like contractile stalks. Tliey appear like tiny balloons attached by strings. Now focus tlie slide under tlie high power of the microscope, and study tlie following cliaraclers carefully:
i) Vorticella has bell-shaped body with a long slender and conitractile stalk for attachment.
ii) Tlie free broad end of tlie body is the oral end, while the opposite narrow end is the aboral end.
iii) Tlie entire body is covered by a thin pellicle and the protoplasm is clearly distinguisliable into an outer ectoplasm and an inner'endoplasm.
iv) The bell margin is fringed with a circle of cilia, while tlie central Inass forms the peristomial disc, wliicli is separated from tlie margin by a sliallow circular depression called oral groove or peristome.
v) On one side of tlie groove the peristomial groove is extended into tlie interior of tlle bell forming a vestibule or tlie buccal cavity. At tlie inner end, the vestibule opens through the cytostome into the cytopharynx.
Requirements of Uniform Costing 1. Uniform costing systems must process the given features as: 2. Cost reports and statements should be organized and laid out in a same for
1) Presented below is a list of terms, followed by definitions or descriptions of those terms. a. Cost pool b. Actual cost system c. Cost driver d. Manufacturing diver
Balance Sheet Classi?cations and Relationships: Shelley and Co. has the following balance sheet elements as of December 31, 2012. Land. . . . . . . . . . . . . . . . . . . . . .
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The Zooline Company (Pty) Ltd is an American based company that focuses on the LSM 8 -10 markets. They do vehicle interiors, raise or lower suspensions and install top end sound sy
specimen of cost sheet
Blue sky Company's 12-31-13 balance sheet reports assets of $5,000,000 and liabilities of $2,000,000. All of the book value's are the same as the market values except for land, wh
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given the following : Constant $21,800 Std.error of Y Est. 4,500 R squared 0.7832 Observations # 22 X coefficient 11.75 Std.error of Coef.
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