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	283
Amino Group Basic Properties	hard	143
Amphipathic Nature of Phospholipids	easy	187
PCR Primer Orientation	medium	133
Nonpolar Nature of Lipids	medium	143
Phospholipid Bilayer Permeability	medium	112
Identifying An Acidic Solution	easy	137
Surface Tension of Water	easy	128
Essential Elements Of Life	easy	129
Properties of Water and Hydrogen Bonding	easy	120
Properties of Acids and pH	medium	99
Identifying Functional Groups	hard	93
Dehydration Synthesis Byproduct	easy	113
Primary Function of Carbohydrates	medium	99
Cohesion as a Property of Water	medium	102
Biological Functions of Lipids	medium	87
Hydrogen Ion Concentration and pH	medium	104
DNA Structure and Genetic Information	easy	102
Mixing Acidic and Basic Solutions	medium	74
Membrane Fluidity and Temperature Adaptation	hard	80

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Unit Leaderboard

Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	amaanthameez	280	327	1h 55m	20,588
#2	nikhilmahankali56	193	220	0m 00s	19,030
#3	omarnew2725	182	201	0m 02s	18,008
#4	santos.kristian1124	178	201	1h 14m	13,127
#5	mapplectgg	159	166	1h 39m	9,856
#6	didyouknow624	82	104	0m 00s	7,980
#7	elilitaye99	81	100	0m 00s	7,910
#8	samirawashdeh09	78	96	0m 00s	7,620
#9	spencerparker023	93	107	25m 52s	7,608
#10	2710220	77	100	0m 00s	7,470

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