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BIO 220 Topic 8 Graded Quiz Latest

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BIO 220 Topic 8 Graded Quiz Latest

BIO 220 Topic 8 Graded Quiz Latest

BIO220

BIO 220 Topic 8 Graded Quiz Latest

Question 1

Which of the following statements is true?

a. Catabolic reactions are synthesis reactions.

b. Anabolic reactions are involved in the production of proteins from amino acids.

c. The energy derived from anabolism is used to drive catabolism.

d. Anabolic reactions release energy.

e. Catabolic reactions consume energy.

Question 2

Which of the following individuals is most likely to be in a negative nitrogen balance?

a. a healthy pregnant woman

b. a 10-year-old child

c. an adult woman with adequate protein intake

d. an elderly homeless man

e. a healthy adult man who exercises

Question 3

The diagram illustrates ATP coupling of catabolic and anabolic reactions. What does “D” represent?

a. ATP breakdown

b. anabolism

c. catabolism

d. ATP production

Question 4

The electron transport chain

a. results in the formation of ATP.

b. converts acetate to ketone bodies.

c. converts glucose to fatty acids.

d. converts fatty acids to glucose.

e. removes a phosphate from ATP.

Question 5

Which of the following statements is true?

a. The primary role of carbohydrates is to serve as an energy source.

b. Carbohydrates include sugars, starches, and amino acids.

c. Maltose is a complex carbohydrate.

d. Sucrose is the primary source of energy for most cells.

e. Most carbohydrates come from animal products.

Question 6

Proteins regulate the acid-base balance of the blood by

a. acting as buffers.

b. releasing nitrogen.

c. transporting iron.

d. binding sodium ions.

e. removing carbon dioxide from the blood.

Question 7

Which of the following is an example of convection?

a. infra-red radiation

b. sweating

c. exposure of the body to cold air

d. warming a chair by sitting in it

e. losing water to the air

Question 8

Water-soluble vitamins include

a. vitamin A.

b. vitamin C.

c. vitamin D.

d. vitamin K.

e. vitamin E.

Question 9

The formation of triglycerides is called

a. glycogenesis.

b. lipogenesis.

c. gluconeogenesis.

d. ketogenesis.

e. beta-oxidation.

Question 10

Phospholipids

a. are found in cell membranes.

b. are used as an energy source by cells.

c. can be modified to form cholesterol.

d. are involved in the process of inflammation.

e. are found inside organelles.

Question 11

Amino acids can be used as a source of energy

a. by converting them into nucleic acids.

b. by subjecting them to oxidative deamination.

c. in the process of transamination.

d. by converting them to ethanol.

e. and can be stored in the body.

Question 12

Transamination

a. results in free fatty acids.

b. requires glucose.

c. can be used to synthesize essential amino acids.

d. involves removing an amine group from an amino acid.

e. directly produces urea.

Question 13

The BMR (basal metabolic rate) can increase

a. during fasting.

b. during pregnancy.

c. as a result of decreased thyroid hormone production.

d. while resting instead of studying for a test.

e. during dieting.

Question 14

Fatty acids are catabolized in a process called

a. glycolysis.

b. lipogenesis.

c. beta oxidation.

d. gluconeogenesis.

e. ketogenesis.

Question 15

If energy intake is greater than energy output, an individual will tend to

a. gain weight.

b. lose weight.

c. neither gain nor lose weight.

Question 16

Excess triglycerides are stored in adipose tissue. Adipose tissue functions

a. to assist the body in temperature homeostasis.

b. pads and protects.

c. energy storage.

d. insulates.

e. All of these choices are .

Question 17

The production of protein by cells is an example of

a. anabolism.

b. catabolism.

c. glycolysis.

d. phosphorylation.

e. decomposition.

Question 18

The primary source of energy for most cells is

a. sucrose.

b. fructose.

c. glucose.

d. maltose.

e. lactose.

Question 19

The sum of all chemical reactions that occur in the body is known as

a. absorption.

b. metabolism.

c. digestion.

d. catabolism.

e. anabolism

Question 20

What amino acid is usually formed from the transamination of another amino acid?

a. serine

b. glycine

c. aspartic acid

d. glutamic acid