12 Questions
What did Darwin observe about the finches in the Galapagos Islands?
They had differently shaped beaks according to their location and food availability
What is the definition of evolution?
A change in the frequency of a trait in a population over time
What is a gene pool?
A collection of alleles from all individuals in a population
What is the mechanism of evolution that results from a drastic decrease in population size?
Genetic Drift
What is the difference between genetic bottleneck and founder effect?
Genetic bottleneck is a disaster that limits a population, while founder effect is when a few individuals leave their original population to make a colony
What is fitness in the context of evolution?
The ability to survive and reproduce
What is the primary mechanism of evolution that introduces new genes into the gene pool?
Mutations
What is the process by which a population becomes reproductively isolated and forms a new species?
Allopatric speciation
What is the condition in which a population's allele frequencies remain the same over time?
Genetic equilibrium
What is the main reason for speciation to occur?
Reproductive isolation
What type of isolation occurs when two populations reproduce at different times?
Temporal isolation
What is the term for the selection of mates based on heritable traits, such as size, strength, or coloration?
Sexual selection
Test your knowledge on Charles Darwin's observations in the Galapagos Islands and the fundamentals of evolution, including the concept of gene pool and its changes.
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