Author Question: Vitamin A affects our vision in two ways: it enables us to react to changes in brightness, and it ... (Read 44 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
Vitamin A affects our vision in two ways: it enables us to react to changes in brightness, and it
 
  A) supports the development of eye functioning in fetuses.
  B) enables us to see different colors.
  C) supports eye functioning later in life.
  D) enables us to focus on distant objects.

Question 2

Lucas has been training to compete in the Boston Marathon. In the week before the race, he has incorporated carbohydrate loading as part of his training. On the third and second days before the marathon, what should his training consist of?
 
  A) a high-intensity run and high carbohydrate intake
  B) a high-intensity run and moderate carbohydrate intake
  C) a light run and high carbohydrate intake
  D) rest and high carbohydrate intake


zoeyesther

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

For a complete list of videos, visit our video library