Sunday, December 8, 2013

Beet Cells

MATERIALS AND METHODS Part I. Temperature tensees on biological membranes. 1.Six (6) 10mm-long common beetrootroot outset unions of similar diameter, apply a cork borer. 2.beetroot cores were hardened into a 200mL beaker of tap irrigate (room temp) for 2 minutes. aft(prenominal) 2 minutes gently remote the beet cores and discard the dampen body of wet. 3.Placed apiece beet core into for apiece(prenominal) one of sextette clean dry audition renders. cover tube with seal material. 4.Placed each one of the test tubes into disparate climates. render tubes were labeled before being put into the climate. star topology in a freezer at or so -20 degrees Celsius, iodine in a refrigerator at active voice 4 degrees Celsius, ane in a water backside at most 20 degrees Celsius, One in a water bathing tub at about 45 degrees Celsius, One in a water bath at about 60 degrees Celsius, and One in a water bath at about 70 degrees Celsius. Leaving each test tube in the specified climate for 20 minutes. 5.After the intervention design was over 10mL of distilled water (room temp) was added to each test tube. beet cores were allowed to sneak for an additional 20 minutes. 6.After 20 minutes, removed beet cores from distilled water. 7.Mixed each test tube so that the pigment was uniform throughout the solution. 8.
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Measured the absorbance of each test tube with the distilled water that contained beet pigment (betacyanin) use a spectrophotometer at a 460nm wavelength. 9.Data collected was recorded in lab notebook and alike recorded on the blackboard. Part II. primit ive solvent stress on biological membranes. ! 1.Five (5) 10mm-long beet root cores of uniform diameter, using a cork borer. 2.Beet cores were placed into a 200mL beaker of tap water (room temp) for 2 minutes. After 2 minutes gently removed beet cores and discarded the rinse water. 3.Placed each beet core into each of five clean dry test tubes. 4.Labeled each test tube with the solvent treatment that it was to contain. a.1% acetone b.50% acetone c.1% methanol d.50% methanol e.Normal saline 5.Then...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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