Exam 1 Questions True Or False

Question 1

Negative feedback results in a response that opposes the original deviation from normal.

Answer 1

True

Question 2

Facilitated diffusion is unable to transport molecules against a concentration gradient.

Answer 2

True

Question 3

Steroids are derived from cholesterol.

Answer 3

True

Question 4

Unsaturated fatty acids contain more hydrogen atoms than saturated fatty acids of the same length.

Answer 4

False

Question 5

All amino acids contain carboxyl and amino groups.

Answer 5

True

Question 6

The specific shape of a protein determines its function.

Answer 6

True

Question 7

Glucose enters the cell by the process of facilitated diffusion.

Answer 7

True

Question 8

At saturation, enzyme activity is minimal.

Answer 8

False

Question 9

End-product inhibition usually involves allosteric inhibition of an enzyme.

Answer 9

True

Question 10

The reaction of adenosine diphosphate and phosphate generates adenosine triphosphate and energy.

Answer 10

False

Question 11

A reducing agent donates electrons to a molecule.

Answer 11

True

Question 12

Phosphorylation of glucose “traps” the glucose within a cell.

Answer 12

True

Question 13

Acetyl coenzyme A enables the products of glycolysis to enter the citric acid cycle.

Answer 13

True

Question 14

Interstitial fluid is made from blood plasma and returns to blood plasma.

Answer 14

True

Question 15

Active transport proceeds when energy is expended.

Answer 15

True

Question 16

The glycolysis is responsible for the production of the majority of cellular ATP.

Answer 16

False

Question 17

The rate of diffusion increases as the concentration gradient increases.

Answer 17

True

Question 18

The osmotic pressure exerted by a cell would decrease if the cell synthesized more proteins.

Answer 18

False