Proteins in Milk (vegan vs whole milk cupcakes)

What happened to both milks when you added the vinegar?

• The proteins were denatured
• Nothing
• The proteins coagulated (clumped or curdled)
• The proteins were denatured, then coagulated

The difference observed between the cupcakes was due to different proteins and fats in the milks.

• true
• false

The vegan recipe used the coagulated proteins in the "milk" to replace the proteins found in eggs.

• True
• False

Tags

CCSS.RI.11-12.3

CCSS.RI.11-12.5

CCSS.RI.8.3

CCSS.RI.9-10.3

CCSS.RI.9-10.5

What is gluten?

• A protein in flour
• A starch in flour
• A fat in eggs
• A fat in flour

What substance does wheat flour provide to give structure to baked goods?

• minerals
• fiber
• gluten
• vitamins

Denaturation is the process that ____.

• may follow coagulation
• is the direct opposite of coagulation
• must precede coagulation
• all of the above

Which element is found in protein but not carbohydrates or fats?

• nitrogen
• oxygen
• sodium
• hydrogen

What has occurred when the shape of a protein molecule is changed without the breaking of peptide bonds?

• coagulation
• gelatinization
• denaturation
• hydrolysis

An example of denaturation by mechanical agitation is _____.

• exposed to sound waves
• freezing meat
• frying eggs
• kneading dough

Denaturation can be caused by ____.

• freezing
• pressure
• a change in pH
• all of these