Why is reproductive isolation required for speciation to occur?
If populations can interbreed, they are considered one species.
Which organisms are most likely to survive in a population in which disruptive selection is occurring?
organisms that have extreme traits
Which of the following is the definition for speciation?
the evolutionary process through which new species emerge
Two insect groups vary genetically by two genes. When put together, they were able to reproduce and produce offspring that could also breed. Which best describes this insect population?
The insects are the same species.
A population of squirrels lived together in a forest. An event occurred that caused the population to diverge into two different species over a long period of time. Which of the following is most likely the event that occurred?
A natural disaster occurred that separated squirrels
A population contains short plants and tall plants. The short plants are not able to compete with tall plants for sunlight. The tall plants, however, are more susceptible to wind damage. Which type of selection are the plants experiencing?
stabilizing selection