EVOLUTION, ECOLOGY & CELLULAR
PROCESSES MASTERED (2026–2027)
Which of the following types of transport can use the
electrochemical gradient of sodium to move a solute against its
concentration gradient? - THE CORRECT ANSWER-Secondary Active
Transport
Which of the following membrane activities require energy
from ATP hydrolysis? - THE CORRECT ANSWER-Na+ ions moving out
of the cell.
Which of the following processes would enable a cell to take in
large quantities of a specific molecules such as LDL cholesterol?
- THE CORRECT ANSWER-Phagocytosis
Receptor mediated endocytosis
A drug designed to inhibit the response of cells to testosterone
would almost certainly result in which of the following? - THE
CORRECT ANSWER-A decrease in transcriptional activity of certain
genes.
Which type of receptor uses GTP hydrolysis in its mechanism? -
THE CORRECT ANSWER-G-protein coupled receptors
, An inhibitor of which of the following could be used to block the
release of calcium from the endoplasmic reticulum? - THE
CORRECT ANSWER-Phospholipase C
Carbohydrates carry multiple copies of this group. - THE CORRECT
ANSWER-Hydroxyl group
Which functional group is the only one with a nitrogen atom? -
THE CORRECT ANSWER-Amino
When numbering the carbons in a monosaccharide that is in
the ring form, what do you look for to know where carbon #1 is?
- THE CORRECT ANSWER-The anomeric carbon
Fructose forms multiple hydrogen bonds with water. - THE
CORRECT ANSWER-True
What functional groups are present in a fatty acid? - THE CORRECT
ANSWER-Carboxyl, Alkyl
A trans-fat would contain fatty acids that are
_____________ and have double bonds with the carbon
chain leaving and entering on the _________________
sides of the double bond. - THE CORRECT ANSWER-
Unsaturated;opposite
How do we refer the two ends of a strand of nucleic acid? - THE
CORRECT ANSWER-The 3' end and the 5' end.