BIO 101 FINAL EXAM QUESTIONS WITH COMPLETE
SOLUTIONS
A substance moving across a membrane against a concentration gradient is moving by
_________________. -- Answer ✔✔ Active transport
What do you predict will happen to active transport if the mitochondria is not working?
-- Answer ✔✔ Active transport will stop because the cell stops making ATP.
Chemical bonds store energy that is converted to _______________ during cellular
respiration? -- Answer ✔✔ ATP
Enzymes are ________________ that speed up chemical reactions. -- Answer ✔✔
Proteins
What molecule is broken down to make ATP in the process of cellular respiration? --
Answer ✔✔ Glucose
, Anaerobic respiration _______________________________. -- Answer ✔✔ Does
not use oxygen as the final electron acceptor.
How does global warming primarily reduce photosynthesis? -- Answer ✔✔ Higher
temperatures increase the levels of evaporation, which cause the stomata to close.
Sugar beets plants start from tiny seeds and grow to be large plants. Where does the
bulk of their mass come from? -- Answer ✔✔ Carbon dioxide taken in from the
surrounding air.
What molecule is released as a by-product during the light-dependent reactions? --
Answer ✔✔ Oxygen
What role do sugar beets play in the carbon cycle? -- Answer ✔✔ They remove carbon
from the atmosphere and incorporate it into carbohydrates.
What is a benign tumor? -- Answer ✔✔ A mass of cells that remain in one area.
What happens when a tumor becomes metastatic? -- Answer ✔✔ Tumor cells break
away to start a new tumor.
How does the use of tobacco and alcohol affect the risk of esophageal cancer? Consult
the graph. -- Answer ✔✔ Esophageal cancer risk is three times as high for people who
use both tobacco and alcohol.
SOLUTIONS
A substance moving across a membrane against a concentration gradient is moving by
_________________. -- Answer ✔✔ Active transport
What do you predict will happen to active transport if the mitochondria is not working?
-- Answer ✔✔ Active transport will stop because the cell stops making ATP.
Chemical bonds store energy that is converted to _______________ during cellular
respiration? -- Answer ✔✔ ATP
Enzymes are ________________ that speed up chemical reactions. -- Answer ✔✔
Proteins
What molecule is broken down to make ATP in the process of cellular respiration? --
Answer ✔✔ Glucose
, Anaerobic respiration _______________________________. -- Answer ✔✔ Does
not use oxygen as the final electron acceptor.
How does global warming primarily reduce photosynthesis? -- Answer ✔✔ Higher
temperatures increase the levels of evaporation, which cause the stomata to close.
Sugar beets plants start from tiny seeds and grow to be large plants. Where does the
bulk of their mass come from? -- Answer ✔✔ Carbon dioxide taken in from the
surrounding air.
What molecule is released as a by-product during the light-dependent reactions? --
Answer ✔✔ Oxygen
What role do sugar beets play in the carbon cycle? -- Answer ✔✔ They remove carbon
from the atmosphere and incorporate it into carbohydrates.
What is a benign tumor? -- Answer ✔✔ A mass of cells that remain in one area.
What happens when a tumor becomes metastatic? -- Answer ✔✔ Tumor cells break
away to start a new tumor.
How does the use of tobacco and alcohol affect the risk of esophageal cancer? Consult
the graph. -- Answer ✔✔ Esophageal cancer risk is three times as high for people who
use both tobacco and alcohol.
