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
Amphipathic Nature of Phospholipids	easy	166
Identifying An Acidic Solution	easy	119
Surface Tension of Water	easy	113
Essential Elements Of Life	easy	114
Properties of Water and Hydrogen Bonding	easy	104
DNA Structure and Genetic Information	easy	88
DNA Structure and Transcription	easy	60
Elements Versus Compounds	easy	47
RNA Structure and Functional Diversity	easy	39
Energy Role of Monosaccharides	easy	26
Surface Tension of Water	easy	33
Functional Groups and Acidity	easy	13
Water's Solvent Properties	easy	27
Conceptual Definition of Isotopes	easy	17
Polymer Synthesis Reaction	easy	15
Polarity and Immiscibility of Oil and Water	easy	22
Bacterial Population Growth	easy	17
Directionality of Polypeptide Synthesis	easy	11
Hydrolysis of a Polysaccharide	easy	17
Direct Proportionality in Photosynthesis	easy	17

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1 – 20 of 543

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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