AP Biology/ Unit 7: Natural Selection

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You’ll learn about Darwin’s theory of natural selection, and the evidence for and against mechanisms of evolutionary change.

Question Difficulty:

Question	Difficulty	Students Solved
Evidence for Genetic Drift	easy	45
Predation and Natural Selection	easy	30
Geological Evidence For Evolution	easy	26
Primary Effect of Natural Selection	easy	22
Genetic Variation and Natural Selection	easy	22
Initiation of Allopatric Speciation	easy	15
Shared Metabolic Processes Across Life Domains	easy	14
Morphological Evidence For Evolution	easy	19
The RNA-World Hypothesis	easy	15
Importance of Genetic Diversity in a Population	easy	15
Antibiotic Resistance and Natural Selection	easy	12
Illustrating Morphological Homology	easy	10
Genetic Variation and Evolution	easy	10
Allopatric Speciation and Gene Flow	easy	9
Natural Selection and Bird Beak Adaptation	easy	7
Natural Selection and Phenotypic Variation	easy	7
Triggers for Rapid Speciation	easy	9
Gene Flow Between Populations	easy	5
Morphological Evidence for Evolution	easy	6
Hardy-Weinberg Recessive Phenotype Frequency	easy	10

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Unit Leaderboard

Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	jesslynchchan	78	101	0m 00s	7,570
#2	linn7	78	99	51m 00s	4,530
#3	29choi.minah	44	45	0m 00s	4,390
#4	nitromark26	37	45	0m 00s	3,620
#5	mapplectgg	51	60	23m 20s	3,610
#6	narayanam	34	40	0m 00s	3,340
#7	libertyyt1234	33	40	0m 00s	3,230
#8	satyaachanti1710	32	37	0m 00s	3,150
#9	minderashley1	33	50	0m 00s	3,130
#10	gjm200294	42	174	0m 00s	2,880

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