- Test for Presence of Starch Sample Color Observations 1 starch(positive control Pitch black Distilled water(negative control Orange Rye 1 Black

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Figure 1: Absorbance levels for unknown bread samples compared to standard curve for known starch concentration absorbance levels. Absorbance Levels Sample Absorbance 1% starch .440 .2% starch .351 .1% starch .212 .05% starch .078 .025% starch .014 0% starch .000 Rye 1 .417 Rye 2 .517 Rye 3 .456 White 1 .380 White 2 .543 White 3 .396 Whole Wheat 1 .323 Whole Wheat 2 .452 Whole Wheat 3 .466 Table 1: Absorbance values for each sample and the three replicates of each type of bread. Mean value for Rye = .463. Mean value for White = .440. Mean value for Whole Wheat = .414.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Test for Presence of Starch Sample Color Observations 1% starch (positive control) Pitch black Distilled water (negative control) Orange Rye 1 Black Rye 2 Black Rye 3 Black White 1 Black White 2 Black White 3 Black/brown Whole Wheat 1 Black/brown Whole Wheat 2 Black/brown Whole Wheat 3 Black/brown Table 2: Color observations of three replicates of each bread type compared to starch as the positive control and distilled water as the negative control....
View Full Document

This note was uploaded on 09/19/2011 for the course BIOLOGY 111L taught by Professor Staff during the Spring '11 term at Michigan State University.

Page1 / 2

- Test for Presence of Starch Sample Color Observations 1 starch(positive control Pitch black Distilled water(negative control Orange Rye 1 Black

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online