Biuret Test for proteins

Which of the following tests for protein?

• Iodine

• Benedicts

• Biuret

• Emulsion

When protein is present Biuret turns...

• purple

• blue-black

• orange

• brick red

A negative test for protein will cause Biuret to stay...

• brick red

• blue

• black

• orange

I am used to test for the presence of protein

• Benedict's Test

• Biuret Test

• Iodine Test

• Ethanol Emulsion Test

If I am positive, I will turn purple

• Benedict's Test

• Biurets Test

• Iodine Test

• Ethanol Emulsion Test

Which of the following tests for protein?

• Iodine Solution

• Benedict's Solution

• Biuret Solution

• Ethanol

When protein is present Biuret turns...

• purple

• blue-black

• orange

• blue

The building blocks of proteins are

• carbohydrates

• amino acids

• sugars

• fatty acids

Tags

NGSS.HS-LS1-6

The test tubes in the photo represent a negative and positive result for

• Benedict's with glucose

• Biuret with protein

• Iodine with starch

• Ethanol with fat

Which reagent is used to test for proteins?

• iodine solution
• Benedict's solution
• Biuret solution
• Sudan III solution

Tags

NGSS.HS-PS1-2