DAT ACTUAL EXAM FULL QUESTIONS AND CORRECT ANSWERS GRADED A PLUS

DAT ACTUAL EXAM FULL QUESTIONS AND
CORRECT ANSWERS GRADED A PLUS

●● intermolecular
Answer: hydrogen bonds are (intermolecular/intramolecular)


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


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


●● starch, glycogen
Answer: name two alpha-glucose polymer carbohydrates


●● cellulose, chitin
Answer: name two beta-glucose polymer carbohydrates


●● starch

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


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


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


●● 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


●● proteins
Answer: polymers of amino acids joined by peptide bonds


●● H, NH₂, COOH, R
Answer: in an amino acid, what 4 things is the central carbon bonded to?

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


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


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


●● globular
Answer: structural classification of protein: soluble, folded tightly,
perform many functions; example: albumin


●● intermediate
Answer: structural classification of protein: soluble, fiber shaped,
perform many functions; example: fibrinogen


●● simple
Answer: composition classification of protein: only amino acids;
example: albumin