AP Biology/ Unit 1: Chemistry of Life

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You’ll learn about water’s role as the basis of life and the functions of macromolecules like carbohydrates, lipids, nucleic acids, and proteins.

Question Difficulty:

Question	Difficulty	Students Solved
Protein Structural Hierarchy	medium	411
Amino Group Basic Properties	hard	191
Amphipathic Nature of Phospholipids	easy	276
PCR Primer Orientation	medium	175
Nonpolar Nature of Lipids	medium	216
Phospholipid Bilayer Permeability	medium	159
Identifying An Acidic Solution	easy	180
Surface Tension of Water	easy	180
Essential Elements Of Life	easy	172
Properties of Water and Hydrogen Bonding	easy	175
Properties of Acids and pH	medium	138
Identifying Functional Groups	hard	167
Dehydration Synthesis Byproduct	easy	149
Primary Function of Carbohydrates	medium	138
Cohesion as a Property of Water	medium	156
Biological Functions of Lipids	medium	126
Hydrogen Ion Concentration and pH	medium	138
DNA Structure and Genetic Information	easy	133
Mixing Acidic and Basic Solutions	medium	104
Membrane Fluidity and Temperature Adaptation	hard	127

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Unit Leaderboard

Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	nitroglycerin	507	561	2h 28m	41,230
#2	hasanheema25	318	346	1h 38m	25,591
#3	amaanthameez	280	327	1h 55m	20,588
#4	nikhilmahankali56	193	220	0m 00s	19,030
#5	omarnew2725	182	201	0m 02s	18,008
#6	santos.kristian1124	178	201	1h 14m	13,127
#7	mapplectgg	159	166	1h 39m	9,856
#8	didyouknow624	82	104	0m 00s	7,980
#9	elilitaye99	81	100	0m 00s	7,910
#10	samirawashdeh09	78	96	0m 00s	7,620

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