Essential Nutrients 5

Question 1

What percentage of LDL levels is considered high?

Answer 1

70%

Question 2

What is LDL commonly referred to as?

Answer 2

Bad cholesterol

Question 3

What factors influence the level of LDL in the blood?

Answer 3

Genetics and HDL levels

Question 4

What are trans fats?

Answer 4

Artificially created fats that raise LDL levels and lower HDL levels

Question 5

True or False: The level of LDL in your blood solely determines your risk for heart attack.

Answer 5

False

Question 6

What is the primary function of proteins?

Answer 6

Structural parts of cells, antibodies, and enzymes

Question 7

What are the building blocks of proteins?

Answer 7

Amino acids

Question 8

Fill in the blank: Proteins are composed of ______ different amino acids.

Answer 8

20

Question 9

What distinguishes one amino acid from another?

Answer 9

The R group

Question 10

What are the two functional groups present in amino acids?

Answer 10

Amino group and carboxyl group

Question 11

What role do enzymes play in the body?

Answer 11

Catalysts for biochemical reactions

Question 12

How many amino acids can a large protein contain?

Answer 12

More than 250,000

Question 13

What is the primary composition of muscles, nerves, skin, and hair?

Answer 13

Proteins

Question 14

True or False: Proteins primarily supply energy for tissues.

Answer 14

False

Question 15

What elements, besides carbon, hydrogen, and oxygen, do proteins contain?

Answer 15

Nitrogen and often sulfur

Question 16

What can cause the structure of a protein to be altered?

Answer 16

A change in the position of a single amino acid

Question 17

What is the significance of the diversity of proteins among species?

Answer 17

It explains the variation among different organisms

Question 18

Fill in the blank: The predominant part of muscles is made up of ______.

Answer 18

Proteins