Dat Comprehensive Exam Script Complete Questions Verified Solutions.pdf

DAT COMPREHENSIVE EXAM SCRIPT COMPLETE QUESTIONS VERIFIED SOLUTIONS




Question:
intermolecular.

Answer:
hydrogen bonds are (intermolecular/intramolecular)



Question:
down.

Answer:
a sugar molecule is classified as alpha if the OH group points _____ on the first carbon



Question:
up.

Answer:
a sugar molecule is classified as beta if the OH group points _____ on the first carbon



Question:
starch, glycogen.

Answer:
name two alpha-glucose polymer carbohydrates



Question:
cellulose, chitin.

,Answer:
name two beta-glucose polymer carbohydrates



Question:
starch.

Answer:
carb that functions to store energy in plant cells; consists primarily of amylose and amylopectin



Question:
glycogen.

Answer:
carb that functions to store energy in animal cells; differs from starch in its polymer branching



Question:
cellulose.

Answer:
carb that functions as a structural molecule for the walls of plant cells and wood



Question:
chitin.

Answer:
carb that functions as a structural molecule in fungal cell walls & arthropod exoskeletons;
structurally similar to cellulose but with nitrogen-containing groups attached to each β-glucose ring



Question:
proteins.

Answer:

, polymers of amino acids joined by peptide bonds



Question:
H, NH■, COOH, R.

Answer:
in an amino acid, what 4 things is the central carbon bonded to?



Question:
dehydration.

Answer:
in a protein, amino acids form peptide bonds with one another via _____ synthesis



Question:
peptide bonds.

Answer:
what type of bonds link amino acids in proteins?



Question:
fibrous.

Answer:
structural classification of protein: insoluble, long polymer fibers/sheets, form structural
components of cells; example: collagen



Question:
globular.

Answer: