Salma Ahmed
English Lit. GCSE Student
168,000+ MODEL ESSAYS FOR LESS THAN 17P
For less than 17p a day, get instant access to winning model essays from a site trusted and recommended by Teachers. Now passing your exams is easier - simply study teacher vetted essays here.
Blitz through your revision and assignments by studying the work of the brightest students in UK - all for less than 17p a day (or £4.99 a month)!
- Feel secure and in control - great student stress buster
- Learn more, faster - instantly spot winning structures & ideas
- Pass without cheating! Backed by anti-plagiarism experts
- Only Teacher approved resource - widest choice of essays
- Perfect for revision, essays or coursework - less than 17p!
- Art & Design (339 Essays)
-
Biology
(3,145 Essays)
- Energy, Respiration & the Environment (373 Essays)
- Exchange, Transport & Reproduction (385 Essays)
- Genetics, Evolution & Biodiversity (530 Essays)
- Molecules & Cells (1,857 Essays)
-
Business Studies
(3,116 Essays)
-
Chemistry
(613 Essays)
- Classics (358 Essays)
- Computer Science (542 Essays)
- Design and Technology (145 Essays)
-
Drama
(1,711 Essays)
-
Economics
(936 Essays)
-
English Language
(894 Essays)
-
English Literature
(7,504 Essays)
- General Studies (112 Essays)
-
Geography
(2,552 Essays)
- Healthcare (1,086 Essays)
-
History
(5,905 Essays)
-
Information & Communication Technology
(603 Essays)
-
Law
(928 Essays)
-
Maths
(417 Essays)
-
Media Studies
(3,008 Essays)
- Miscellaneous (201 Essays)
-
Modern Foreign Languages
(631 Essays)
- Music (328 Essays)
-
Physical Education (Sport & Coaching)
(1,398 Essays)
-
Physics
(1,067 Essays)
-
Politics
(1,975 Essays)
-
Psychology
(2,728 Essays)
-
Religious Studies & Philosophy
(1,298 Essays)
-
Sociology
(1,390 Essays)
beetroot cells
- Words:
- 923
- Submitted:
- Wed Apr 01 2009
- Mark submitted by Author:
Have a little read: ... Aim: To investigate the effects of temperature on the movement of pigment through beetroot cells. Plan: We will be using beetroot as the pigment is clearly visible and we will be able to use a colorimeter to measure the amount of pigment that has diffused through the plasma membrane. To make this a fair practical we will be using beetroot cylinders of the same width and length. Temperature affects the plasma membranes on the outer layers of the beetroot cylinders by giving more energy to the phospholipids making the plasma membranes more fluid. This weakens the semi-permeable membranes and increases diffusion and allows more particles in and out of the cell therefore explains the effect temperature will have on pigment movement through the cell membranes. This results in osmosis of the water into the plant cell and the cells become turgid and plasmolyzed causing the pigment to be released from the
Other Similar Coursework
Not found exactly what you were looking for? Here are some essays which are similar to this one:
| Title | Members Rating | |
|---|---|---|
| How temperature affects the activity of lipase |
|
Read a preview → |
| Investigation into the growth of Vibrio natrigens. |
|
Read a preview → |
| The effect of different temperatures on the movement of maggots. |
|
Read a preview → |
| An investigation to show the effect of temperature on the mass of casein present in Marvel powdered milk after a time limit of fifteen minutes. |
|
Read a preview → |
| Investigating the Effect of Temperature on Enzyme Activity |
|
Read a preview → |
| Design an experiment to investigate the substrate concentration on the rate of activity of the enzyme catalase. |
|
Read a preview → |
| Enzymes are made from amino acids; they are protein molecules produced by living cells. |
|
Read a preview → |
| Human Awareness Essay |
|
Read a preview → |
| The effect that temperature has on the enzymatic activity of sucrase. |
|
Read a preview → |
| Biology Coursework: Investigation into the factors which affect the rate of catalase action. |
|
Read a preview → |
BETTER MARKS THAN I EVER HOPED FOR
A FANTASTIC HELP
Secure low cost access to the largest collection of model answers anywhere...
Finally, did you know, we are the only essay site certified as safe by the Credit Card industry? (100% PCI DSS compliant). You can feel 100% secure accessing the largest collection of model answers on the Internet - plus our very low price means even struggling students can afford to get help fast. Start now...
- Feel secure and in control - the ultimate stress buster
- We're the only site with over 1 Million monthly visitors
- You'll instantly spot winning structures and ideas - FAST!
- Backed by Anti-plagiarism experts
- Your revision, essays or coursework DONE! Just 17p!
