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∙ 2012-05-29 21:18:34
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How will bean seeds give a positive test for starch?
The seed uses the starch until it become an adult plant or in other words, until it is fully grown to produce its own food. Inside the cotyledon, starch is present and thus, gives a positive result for starch :)
Will a pregnancy test show positive if I miscarried?
A pregnancy test can show a positive result if you have miscarried. There is still enough hormone in your body to produce a positive result.
What is the positive result of nitroprusside test?
RED
What color is positive test result for glucose?
the color of a positive test results is bright green
Will disaccharides and poly saccharides give a positive result to molisc test?
all carbohydrates will give a positive visible result
Why starch doesn't give fehling test?
Starch doesnot give positive result for Fehling's test as it does not have a free hemiacetal group
Does starch gives positive result for Benedict test?
yes starch give positive result for benedict test because it is composed of glucose molecule which is reducing sugar and change color on addition to benedict solution
What is observed when there is a positive test for starch using the starch indicator?
When there is a positive test for starch using the starch indicator you will observe a color change. The color changes from amber to blue black.
How will bean seeds give a positive test for starch?
The seed uses the starch until it become an adult plant or in other words, until it is fully grown to produce its own food. Inside the cotyledon, starch is present and thus, gives a positive result for starch :)
Why would a negative iodine test for starch indicate a positive result for the enzymatic degradation of starch by amylase?
Perhaps the iodine solution was old and gave a false negative.
What happens when a leaf covered with vasilene is tested for starch?
if the test is being performed after extraction/isolation of the starch from the leaves it will give the positive results i.e. presence of the starch can be identified and the starch content is quantifiable. but if the entire leaves are being tested, test will not give the accurate result or no result. Hence, before testing for starch in an entire leaf, the veseline/wax has to be removed.
What conclusion can you draw when an experimental sample gives both a positive starch and a positive maltose test after incubation?
The maltose positive test will have a degree of how positive, it is. That will tell you how much of the starch has been digested.
What conclusions can you draw when an experimental sample gives both a positive starch test and positive maltose test after incubation?
Starch digestion (hydrolysis) is incomplete
What is a positive result for biuret and starch?
positive result for when buiret is added to protein is blue or violet/pale lilac colour. (not pink). positive result for when iodine is added to starch is blue or black colour (not pink).
What does a positive iodine test indicate?
for the presence of starch:)
Does chicken broth test positive for starch?
No, it doesn't.
Is glucose expected to have a positive iodine test?
No, Starch is
