Lab Topic Three

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elProcedure1. Examine several drops of the culture of pond watel that you collected,or examine the unknown culture provided by the instructor.2. Record in Table 3.2 the characteristics of at least four differentorganisms.!IIeiand CellsTable 3.2Characteristics of Organisms Found in Pond WaterTirbeUnknownIMeans ofLocomotionCelI Wall(+/-)Chloroplasts(+/-) Organization€rgr*2345Questions for Review1. List several organelles tha[ are visible with the electron microscope butthat were not visible with your microscope'2. Descnbe at least two types of materials or observations that would necessitatethe use of the stereoscopic microscope'3. What characteristics do all eukaryotic cells have in common?+.a.Whatcellularfeaturesdifferentiateplantsfromanimals?b. How are [he struc[ures ihat are unique to plants important to theirsuccess?*A^6.heeeeeI*e#*f,fre
l. In your own words, describe the evolutionary trend for increasing organismalcomplexity, using examples from this 1ab to illustrate your answer.2. We often imply that multicellular organisms are more advanced (and thereforemore successful) than unicellular or colonral organisms. Explainwhy thls rs not true, using examples from this lab or elsewhere.Following is a hst of tissues that have specialized functions and demonstratecorresponding specialization of subcellular structure. Match thetissue wlth the letter of the cell structures and organelles iisted to theright that would be abundant in these cel1s. (Refer ro Table 3.1.)Tissues', "-'.]nf theI Fnzvme (nrot pin)-ccr-rpt ino npllcncnrtor.2 Insect fliphr mrrscles3 Cells linino ....Dthe ...- rc , - sptrat orypassages4. White blood cells thar engulfand dest ror, inv:adinollncrericCell Structures sndOrganellesa. plasma membraneb. mitochondria^/-^1-:L. uurBr dPPdrdLu>d. chloroplaste. endoplasmicreticulumfgcilia znA f qooll^vacuoleh. ribosomei. lysosomeinernxicnmpc5. Leaf ceils of cacti
Page 1 and 2: and Cells3. Define the following te
Page 3 and 4: a. To obtain a specimen, use a diss
Page 5: _T-4. Compare your observations ol

Lab Topic Three

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