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Evolution
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Why?
Smile
What is the evolutionary origin of the smile?
From a need to communicate information
As a response to laughter
From a "fear grin"
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Why?
RNA world
What is the RNA world hypothesis?
The era of DNA and longer proteins
The era of ribonucleoproteins
The era of RNA-based ribozymes
The era of self-replicating RNA molecules
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Why?
Life
What is the process of life arising from non-living matter called?
Adaptation
Abiogenesis
Homeostasis
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Why?
Neutral network (evolution)
What is the relationship between neutral networks and robustness?
Neutral networks have no relationship with robustness
Neutral networks make sequences less robust
The more neutral neighbors a sequence has, the more robust to mutations it is
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Why?
Evolution
What is the two-fold cost of sex?
The cost of producing offspring that are genetically identical to the parent
The cost of producing offspring that are genetically different from the parent
The cost of producing offspring that are less fit than the parent
The cost of producing offspring that are more fit than the parent
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