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How does the pigments compare of malabar spinach to regular spinach?
The pigments of Malabar spinach are purplish while those of regular spinach are entirely green.
Which pigments did you identify from the spinach leaf?
Chlorophyll, carotenoids, pheophytins and xanthophylls
Which wavelength of light is absorbed the least by pigments in the spinach extract?
Blue-green. Most plants appear green because they do no absorb green pigments.
What is the purpose of the solvent in chromatography?
The basic purpose of the solvent is to move the pigments up the chromatography paper through capillary action so that the pigments can be separated. The basic importance of chromatography is to separate different solvents by their molar mass. In doing so, one can separate the different pigments within a solution and measure how much of each pigment is present.
Why do different pigments have different colors?
Different pigments absorb light of different wavelengths.
Why do chloroplasts have a range of pigments?
Different pigments respond to different wavelengths of visible light.
The pigments melanin and what contribute to skin color?
The pigments melanin and carotene contribute to skin color. Carotene is found in foods such as carrots, sweet potatoes, apricots, spinach and broccoli.
What is the purpose of AP lab 4?
Exercise 4A: To separate and identify the various pigments (which absorb sunlight) in spinach leaves. Exercise 4B: To study the light-dependent reactions. We will be measuring the rate of DPIP reduced and the percent light transmittance.
Does vitamin A have any alternate names?
Yes. it is also called Retinol (because it produces the pigments for the retina of the eye) and Carotenoids (dark colored pigments in plant foods, like carrots and spinach).
What has the author William Flora written?
William Flora has written: 'Investigation of the interaction between sulfur dioxide and the photosynthetic pigments from spinach'
Why do pigments travel different distances up filter paper?
It depend on the density of the pigments.
How does lipgloss get color?
from different pigments!
