Author Question: In an alkaline medium, the betalain pigment shifts to a. red. b. yellow. c. white. d. purple. ... (Read 60 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
In an alkaline medium, the betalain pigment shifts to
 a. red.
  b. yellow.
  c. white.
  d. purple.
  e. green.

Question 2

When preparing cauliflower, onions, white potatoes, and turnips, their color may be further whitened by
 a. cooking the vegetable in alkaline water.
  b. adding cream of tartar to the cooking water.
  c. heating in the presence of copper or iron cooking utensils.
  d. none of the above



Viet Thy

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

For a complete list of videos, visit our video library