« previous next »

Author Question: Why are dark green vegetables such as kale and spinach good sources of vitamin A? A) They contain ... (Read 47 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
on: Aug 20, 2018
Why are dark green vegetables such as kale and spinach good sources of vitamin A?
 
  A) They contain abundant beta-carotene, a precursor of retinol.
  B) They contain the most abundant preformed vitamin A.
  C) They contain vitamin C precursors of retinol.
  D) They are fortified with vitamin A.

Question 2

A group of fat-soluble plant pigments that are the basis for the orange, red, and deep-yellow
  colors of many fruits and vegetables are called
 
  A) prooxidants. B) carotenoids. C) provitamins. D) chlorophylls.


morrie123456

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Aug 20, 2018
Answer to Question 1

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

The Hartlaub's Duck (Pteronetta hartlaubii) is a dark chestnut-coloured duck of African forests The Hartlaub's Duck (Pteronetta hartlaubii) is a dark chestnut-coloured duck of African forests
onions taste good onions taste good
Potatoes are a good source of complex carbohydrates Potatoes are a good source of complex carbohydrates
Oatmeal and other whole grain cereals are good sources of carbohydrates to start your morning off Oatmeal and other whole grain cereals are good sources of carbohydrates to start your morning off
Light Green Eye Color Light Green Eye Color
Estimates of the dates of origin and extinction of the three main groups of hominins (green, blue, a Estimates of the dates of origin and extinction of the three main groups of hominins (green, blue, a
Video: Forming urine ( influencing factors), Forming dilute urine & Forming concentrated urine

For a complete list of videos, visit our video library