Pre-lab - Discover

7 important questions on Pre-lab - Discover

Climate change will likely cause ______ responses in fly populations. This is more likely adaptive in populations with ______ genetic variation, so a population of ______ flies is more likely to survive.

Evolutionary responses in fly populations are expected.
  • More likely with higher genetic variation
  • A population of 10,000 flies is more likely to survive

Consistent changes in atmospheric temperature across time should lead to…

Directional selection on populations is anticipated.
  • Coping mechanisms will evolve
  • Population adaptation will increase

Gene-by-environment interactions mean…

The effect of a given genotype differs across environments.
  • Relocation of genes in environmental context
  • Influences on phenotype variation
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Identical twins possess the same ______, allowing biologists to observe how the ______ is affected by environmental differences in the absence of ______.

Genotype is shared by identical twins.
  • It allows observation of phenotype variations
  • Examines roles of genetic variation

Evolutionary adaptation is a long-term response to climate change because…

Multiple generations lead to evolutionary changes.
  • Involves alterations in allele frequencies
  • Enhances long-term survival

Latitudinal clines in traits provide insight into…

Adaptive evolution is informed by latitudinal clines.
  • Reveals how traits respond to climate
  • Supports understanding of species adaptation

Populations facing novel stressors may respond via…

Multiple strategies are available for populations.
  • Include migration to less stressful environments
  • Rely on phenotypic plasticity or evolutionary adaptation

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