Biology L 104 Exam 1 Questions With Solutions 100% Correct

Biology L 104 Exam 1 Questions With
Solutions 100% Correct

1. An example of a saturated fat is

a. olive oil

b. corn oil

c. animal fat

d. margarine


e. soybean oil c. animal fat




2. During the folding of DNA into discrete chromosomes, DNA is first condensed into small

repeating units called ___________.

a. nucleosomes

b. lysosomes

c. ribosomes

d. centrosomes


e. nucleotides a. nucleosomes




3. The final product of glycosis is ____________.

, Biology L 104 Exam 1 Questions With
Solutions 100% Correct
a. glucose

b. fructose

c. one molecule of water

d. two molecules of pyruvate


e. two molecules of carbon dioxide d. two molecules of pyruvate




4. The ultimate source of energy for living things on earth is ___________.

a. stomach fat

b. fossil fuels

c. the sun

d. glycogen stored in muscles and liver


e. aerobic respiration c. the sun




5. These contain enzymes and are referred to as garbage disposals of the cell.

a. golgi bodies

b. ribosomes

c. mitochondria

, Biology L 104 Exam 1 Questions With
Solutions 100% Correct
d. lysosomes


e. endoplasmic reticula d. lysosomes




6. You know that cellular respiration produces lots of energy. Identify which of the steps

produces the most energy.

a. oxidation of NADH during electron transport

b. glycolysis

c. pyruvate transition into the citric acid cycle


d. conversion of FADH2 to FAD during electron transport a. oxidation of NADH during

electron transport




7. A substance that cannot be broken down into simpler substances by ordinary chemical or

physical techniques is an ___________.

a. molecule

b. chemical

c. compound

d. element


e. all of these d. element