Essays Tagged: "Beetroot"

The permability of membranes in beetroot

m carrying out will show me what effects temperature will have on the amount of pigment released by beetroot when it is placed in water. After I gathered up all the apparatus I then had to use the cor ... ered up all the apparatus I then had to use the cork borer, which was 6 mm to bore out cylinders of beetroot I bored them out and made sure that both ends of the cylinders where square this is my depe ...

(2 pages) 75 0 4.8 Feb/2003

Subjects: Science Essays > Biology

Beetroot cell membrane permeability experiment

Practical AssessmentPlanningAIMBeetroot cells contain a red pigment, which is stored in the cell vacuole and a vacuole membrane to ... ll. In this experiment I aim to find out the relationship between the leakage of red pigment from a beetroot cell and the surface area. To do this successfully I will need to alter the surface area of ... anners, however all will have to follow out the first basic step: -·Cut out several discs of beetroot of varying surface area. Treat all discs by washing with water so that any excess dye that ...

(6 pages) 41078 1 4.6 Feb/2003

Subjects: Science Essays > Biology

Investigating the Effect of Temperature on the Permeability of Membranes

its fatty acid composition. This means that at temperatures below this critical point no dye in the beetroot cell would be able to leak from the cell and would not change the colour of the surrounding ... be more permeable thus allowing the red pigment to move more freely into the water surrounding the beetroot.Sources of Background InformationNew Understanding Biology for Advanced Level Fourth additi ...

(8 pages) 104 0 4.6 Mar/2004

Subjects: Science Essays > Biology

The effect of temperature on the cell membrane of a beetroot.

anningAimIn this experiment I will be testing the effect of temperature on the plasma membrane of a beetroot. I will do this by measuring the percentage light transmission using a spectrophotometer. O ... tion"« Regular use of distilled water"« Ensuring that the surface area of each piece of beetroot is the same"« Use the same volume of water"« Start with the required temperatur ...

(10 pages) 132 0 4.3 Apr/2004

Subjects: Science Essays > Biology

What is the effect of temperature on the permeability of beetroot cell membranes?

in my test to gain the best and most reliable results possible- Same volume of water that I put the beetroot into after heating.- The beetroot I use will be the same size each time, I will ensure this ... g.- The beetroot I use will be the same size each time, I will ensure this using a cork borer.- The beetroot will be heated for the same time for each one, also it will be left in the water for the sa ...

(3 pages) 86 0 5.0 Jun/2004

Subjects: Science Essays > Biology


The Effect of temperature on beetrootThis experiment is designed to investigate the effect of varying temperature (centigrade) on ... root and its cells.My earlier experiment suggest that as temperature increases the integrity of the beetroot cell membrane will be destroyed and a subsequent release of beetroot pigment will be releas ... 0;, 20˚, 30˚, 40˚, 50˚, 60˚) will be applied.The dependent variable is the beetroot specimens identically selected.Control processBeetroot samples: The same size beetroots wil ...

(4 pages) 44 0 4.0 Jan/2005

Subjects: Science Essays > Biology

Beetroot cell membranes

Control processBeetroot samples: The same size beetroots will be used throughout the experiment this is to ensure t ... sure that the impact of the temperature on every sample will stay the same, i.e. if having a bigger beetroot sample less pigments will be released into the test tube at lower temperature, or having a ... it is important to insure the sample sizes are the same.Temperature: As temperature will affect the beetroot cell membrane, I will keep the temperature constant throughout the experiment by using a wa ...

(4 pages) 31 0 0.0 Feb/2005

Subjects: Science Essays > Biology

Membrane permeability of beetroot

ionMy aim for this experiment was to find the effect of temperature on the membrane permeability of beetroot. Since I was unfamiliar with this experiment, I first conducted a preliminary test. I consi ... r this experiment. My Hypothesis for this experiment was to found out the amount of pigment loss of beetroot when exposed to varying temperatures.Betalain pigment found in beetrootMy method for this e ...

(5 pages) 77 1 4.0 Mar/2006

Subjects: Science Essays > Biology


made synthetically such as universal indicator.Natural substances such as red cabbage, red grapes, beetroot, skin of lemon, Hydrangea flower etc contain pigments of anthocyanin or curcumin and many o ...

(17 pages) 14 0 0.0 Aug/2008

Subjects: Science Essays > Chemistry

The effect of Temperature on Beetroot Membranes

Usman Omid Biology IB 1A The Effect of Temperature on Beetroot MembranesAimThis practical will test the effect of temperature on the integrity of the memb ... ical will test the effect of temperature on the integrity of the membranes,IntroductionThe cells of beetroot contain a pigment called betalain in their vacuoles. It is kept inside the cells by the mem ... s information can be used to find out how temperature affects cell membranes.HypothesisExposing the beetroot cells to a liquid environment (in this case water) with a temperature of 0 oC will keep the ...

(6 pages) 25 0 3.5 Oct/2008

Subjects: Science Essays > Biology

Beetroot Membrane

MembranesAim:The aim of the experiment is to investigate the role of temperature on the movement on beetroot pigments.Introduction:The cell membrane is the important part of the cell and helps it to f ... ks extrinsic proteins together; they form a strong framework and act as a skeleton for the membrane.Beetroot contains 2 betacyanins; Betanin and a derivative.Betalains are alkaloid pigments which are ...

(8 pages) 9 0 0.0 Aug/2011

Subjects: Science Essays > Biology

permeability of beetroot in temperature

A study of cell membrane permeability in a Beetroot.Aim: To investigate the effect of different type of ethanol concentration in the beetroot c ... 0.7cm diameter)- visible Spectrometer- Cuvette- Beaker- Micropipette- Test tube- pipetteMaterials:- Beetroot- Ethanol (100%)- Distilled waterVariables: VariablesDescriptionMethodIndependent... d on each concentration to obtain the meanDependantRate of diffusion of betanin pigments from beetroot cellRate of diffusion is represented by the change of absorbance in an hour. Absorbance ...

(2 pages) 2 0 0.0 Oct/2014

Subjects: Science Essays > Biology


(4 pages) 3 0 0.0 Nov/2014

Subjects: Art Essays