BSC 1010 Exam 2 Review

Which organelle carries out protein synthesis? a. ribosome b. nucleus c. mitochondria d. smooth ER

Answer explanation

a. ribosome

Which is not part of the endomembrane system? a. mitochondria b. Golgi apparatus c. plasma membrane d. nuclear envelope

Answer explanation

a. mitochondria

Which is not a major function of membrane potential? a. transport b. signal transduction c. protein synthesis d. intercellular joining

Answer explanation

c. protein synthesis

When a solution concentration is the same as inside the cell, the solution is: a. isotonic b. hypertonic c. hydrophilic d. hypotonic

Answer explanation

a. isotonic

Metabolism is the sum of all chemical reactions in an organism. a. true b. false

Answer explanation

a. true

The reactant that an enzyme acts on is called a: a. cofactor b. competitive inhibitor c. noncompetitive inhibitor d. substrate

Answer explanation

d. substrate

In a redox reaction, the substrate that is gaining the electron is the: a. reducing agent b. oxidizing agent c. NADH d. FADH

Answer explanation

b. oxidizing agent

How much ATP is produced by the electron transport chain? a. 2 b. 8 c. 32 d. 36

Answer explanation

c. 32

Autotrophs have to consume things from other animals in order to sustain themselves. a. true b. false

Answer explanation

b. false

Why do plants appear green? a. they just do b. that is the color of the cell wall c. the chlorophyll absorbs light but reflects green d. the plant is transparent and the water becomes green when it goes into the plant

Answer explanation

c. the chlorophyll absorbs light but reflects green