AP Biology/ Unit 4: Cell Communication and Cell Cycle

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You’ll learn how cells use energy and information transmission to communicate and replicate.

Question Difficulty:

Question	Difficulty	Students Solved
Cell Cycle Urban Planning Analogy	medium	33
Cyclin-Dependent Kinases and Cell Cycle Regulation	medium	33
Inhibition of Mitotic Spindle Formation	medium	29
Cell Cycle Regulation by CDKs	medium	19
Cell Division in Plant Growth	medium	24
Phosphatase Inhibitor Effect on Signal Transduction	medium	21
Signal Transduction Cellular Outcomes	medium	16
G-Protein Signaling Experimental Analysis	medium	15
Cancer and Cell Cycle Regulation	medium	18
Epinephrine Signal Transduction Pathway	medium	16
Calculating Active Cell Receptors	medium	17
Identifying a Phase of Mitosis	medium	16
Inhibition of Sister Chromatid Separation	medium	16
GPCR Signal Transduction Sequence	medium	14
Cell Cycle Checkpoint Function	medium	10
Thyroid Hormone Receptor Mutation	medium	11
Neurotransmitter Signaling Mutation	medium	5
Lactation Positive Feedback Mechanism	medium	5
Ras Protein Mutation and Cell Signaling	medium	5
Ligand Receptor Binding Specificity	medium	4

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Unit Leaderboard

Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	kilpatrickrclay	264	332	0m 00s	25,720
#2	amabbas351	152	189	0m 00s	14,830
#3	fehdyounes	105	126	0m 00s	10,290
#4	gabrielwfidel	88	116	24m 45s	7,035
#5	desaib01	42	62	0m 00s	4,000
#6	29choi.minah	39	46	0m 00s	3,830
#7	ndele646	41	72	0m 00s	3,790
#8	mapplectgg	55	63	31m 21s	3,539
#9	gjm200294	47	168	0m 00s	3,490
#10	jesslynchchan	35	49	0m 00s	3,360

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1 – 10 of 284