DCCC Bio 150 Summer Unit 1 NEWEST EXAM 2026 WITH COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERSVERIFIED 100% || LATEST UPDATE Delaware County Community College

DCCC Bio 150 Summer Unit 1 NEWEST EXAM 2026 WITH
COMPLETE QUESTIONS AND CORRECT DETAILED
ANSWERS\VERIFIED 100% || LATEST UPDATE Delaware
County Community College




solution


ANSWERS: A mixture that forms when one substance
dissolves another. (solutes and solvents)




colloid


ANSWERS: mixtures of protein and water, do not settle

,suspension


ANSWERS: a mixture that separates into layers over time, oil and
water




buffer system


ANSWERS: a system that helps manage the pH of the body to
maintain homeostasis

organic chemistry


ANSWERS: the study of compounds containing carbon


four major groups of organic molecules


ANSWERS: carbohydrates, lipids, proteins, nucleic acids

,hydroxyl group


ANSWERS: an oxygen atom bonded to a hydrogen atom.




carboxyl group


ANSWERS: a single carbon atom double-bonded to an oxygen
atom and also bonded to a hydroxyl group.

, amino group


ANSWERS: a nitrogen atom bonded to two hydrogen atoms




phosphate group


ANSWERS: a phosphorus atom bonded to four oxygen atoms




macromolecule


ANSWERS: A very large organic molecule composed of many
smaller molecules

monomer


ANSWERS: a molecule that can be bonded to other identical
molecules to form a polymer