Evolutionary Biology Quiz #1 Hard

This quiz includes graduate-level evolutionary concepts - good luck! Be sure to check out my other evolutionary biology quizzes, especially if this one was too difficult.

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Last updated: May 9, 2026

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First submitted	May 9, 2026
Times taken	3
Average score	66.7%
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Hint	Answer
What term describes similarity due to shared ancestry?	Homology
By what process do alleles become more common by chance alone?	Genetic drift
What behaviour would we expect to evolve when Hamilton's rule is satisfied?	Altruism
A shifting diet contributed to an expansion in brain size in what human ancestor?	Homo erectus
What fossils provide some of the earliest evidence of microbial life around 3.5 billion years ago?	Stromatolites
What type of speciation occurs when populations are geographically separated?	Allopatric
What type of mimicry occurs when a harmless species evolves to resemble a dangerous one?	Batesian
What did Richard Dawkins call ideas that spread from person to person, analogous to genes?	Memes
What is a shared derived trait called?	Synapomorphy
Early life may have evolved in a molecular ____ of organic molecules.	Soup
Which naturalist was independently writing about natural selection at the same time as Darwin?	Alfred Wallace
Darwin said that the sight of peacock feathers made him feel what?	Sick
The two-sex-system (males and females) evolved from isogamy to what?	Anisogamy
Sickle-cell alleles persist because heterozygotes have an advantage against what disease?	Malaria
Which hypothesis suggests that organisms must continually evolve just to keep up with ever-evolving counterparts?	Red Queen hypothesis