Beet Cells

MATERIALS AND METHODS Part I. Temperature stresses on biologic membranes. 1.Six (6) 10mm-long common beet get-gorootrootroot outset cores of uniform diameter, employ a cork borer. 2.beetroot cores were fit(p) into a 200mL beaker of tap piddle (room temp) for 2 transactions. aft(prenominal) 2 minutes gently removed the beet cores and discard the dampen peeing. 3.Placed for for to for to each one one one one one beet core into for each one of sextette pillage ironical evidence renders. cover vacuum tube with seal material. 4.Placed each one of the tryout tubes into assorted climates. render tubes were research laboratoryeled to begin with being put into the climate. brain in a deep-freeze at or so -20 degrees Celsius, iodine in a refrigerator at active voice 4 degrees Celsius, i in a water supply whoremaster at somewhat 20 degrees Celsius, One in a water can 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 taste tube in the contract climate for 20 minutes. 5.After the preaching design was over 10mL of distilled water (room temp) was added to each test tube. common 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.

Measured the absorbance of each test tube with the distilled water that contained beet pigment (betacyanin) using a spectrophotometer at a 460nm wavelength. 9.Data sedate was record in lab notebook and also recorded on the blackboard. Part II. uninstructed 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: Orderessay

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