Which of these conditions are always true of populations evolving due to natural selection? Condition 1: The population must vary in traits that are heritable.

Condition 2: Some heritable traits must increase reproductive success.

Condition 3: Individuals pass on most traits that they acquire during their lifetime.

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#Question id: 14996

#Unit 8. Inheritance Biology

Which of the following most accurately restates Mendel's law of segregation?

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#Question id: 4967

#Unit 11. Evolution and Behavior

Recent evidence indicates that the first major diversification of multicellular eukaryotes may have coincided in time with the

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#Question id: 4324

#Unit 3. Fundamental Processes

The functioning of enhancers is an example of

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#Question id: 333

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following feature of RNA adds to its propensity to form double-helical structure?

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#Question id: 1083

#Unit 4. Cell Communication and Cell Signaling

 When a neuron responds to a particular neurotransmitter by opening gated ion channels, the neurotransmitter is serving as which part of the signal pathway?