Grains
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What is a cultivated grass, such as wheat, corn, rice and oats, which produces an edible seed?
Cereal
True or False. When stored properly cereal is extremely resistant to deterioration during storage.
True
What is present in “whole grain” cereal?
Endosperm, germ and bran
When the germ and bran is removed from the kernel what type of grain is it?
Refined grain
What is the USDA recommendation?
Make half of your grains whole!
Where does sprouting begin?
Germ
The germ makes up what percentage of the seed?
2.5%
What part of the grain contains the highest lipid content?
Germ
The high lipid content can lead to want?
Rancidity
How might rancidity occur?
Enzyme or non enzymatic oxidation
What part of the grain contains the highest protein content?
Endosperm
What contains large amounts of B vitamins, trace minerals, and dietary fiber?
Bran
Buckwheat and quinoa are examples of what?
Pseudocereals
What is a pseudocereal?
Fruits or seeds of non-grass species that are consumed in a very similar way to cereals
A whole grain product must contain __________ grams or more of whole grain per 30 grams of product according to the AACC
8
True or False. According to the FDA or USDA, whole grain foods contain 51% or more whole grain ingredients by weight per reference amount customarily consumed.
True
What is the limiting aa in cereals?
Lysine
What makes up 7-14% of the grain?
Protein
What do these flours have in common: Wheat, rye, and barley?
Gluten forming potential
Is glutenin soluble in water?
No
Is gliadin soluble in water?
No
Which protein component is soluble in 70% ethanol?
Gliadin
Glutenin contributes what to gluten structure?
Toughness and rubberiness
Gliaden contibes what to gluten structure?
Stickiness and tackiness