strauer sci115 Cell Chemistry Lab Assessment

| September 28, 2018

• Question
1
15 out of 15 points

Match the following:
Answer
Question Correct Match Selected Match
Biuret
Iodine potassium iodide
Nile blue
Ninhydrin
Orcinol

• Question
2
3 out of 3 points

What color develops when orcinol
reacts with sugars in a sample?
Answer

• Question
3
3 out of 3 points

What color develops when Nile
blue reacts with lipids in a sample?

• Question
4
3 out of 3 points

As the concentration of a
specific biochemical in a sample increases, the intensity measurement from the
spectrophotometer for that biochemical decreases.

• Question
5
3 out of 3 points

How many different biochemicals
were detected in samples from potatoes?

• Question
6
3 out of 3 points

The biochemical profiles of the
stomach contents of herbivores, omnivores and carnivores are qualitatively and
quantitatively different.

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