You passed this Milestone
18 questions were answered correctly.
5 questions were answered incorrectly.
1
Which of the following statements about glycolysis is true?
● It is the last stage of cellular respiration.
● It utilizes a molecule of glucose to produce three ATP.
● It is an anaerobic process.
● Phosphorylation halts the process when ATP levels get too low.
CONCEPT
Glycolysis
2
How many turns of the Krebs cycle are required to break down one molecule of
glucose?
● Four
● Three
● One
● Two
CONCEPT
Krebs Cycle
3
Which organelle is mainly responsible for synthesizing proteins?
● Ribosomes
● Golgi body
, ● Smooth ER
● Nuclear envelope
CONCEPT
Endoplasmic Reticulum
4
Which of the following describes an organic compound?
● A compound that cannot be broken down by the cell
● A compound made up of carbohydrates
● A compound that contains the element carbon
● A compound found only in eukaryotic cells
CONCEPT
Carbohydrates
5
Which of the following statements is true?
● Diffusion is the movement of molecules across a plasma membrane, regardless
of concentration gradient.
● Diffusion is the movement of molecules from an area of low concentration to an
area of high concentration.
● Diffusion requires ATP to function.
● Diffusion is the movement of molecules from an area of high concentration to an
area of low concentration.
CONCEPT
Diffusion
6
Which of the following statements is true?
● Prokaryotic cells don't have a nucleus, but they still have a plasma membrane
that separates their DNA from their cytoplasm.