Reproductive Isolation — Definition & Examples
Read this topicExplanations 4
- What Makes Something a Separate Species? Dog breeds are not examples of reproductively isolated species. Even though it's a little weird, you can still mate a dachshund and a gr…
By Aaron Lauer, Alex Federspiel, Gabi Slizewska, Deena Hauze, Mario Janakis, Valeri Natole
- Examples of Reproductive Isolation Imagine that you have many kinds of fish living in a pond. These fish reproduce by laying eggs in the water, then releasing sperm that eventua…
By Sarah Morgan, Deena Hauze, Mario Janakis
- (Video) The Basics of Reproductive Isolation by squareman177 Speciation occurs after two populations have become reproductively isolated. This is when the members of two differe…
By Mario Janakis
- Explanation #9182
By Gabi Slizewska, Mario Janakis
Problems 20
- Which of the following options will not lead to reproductive isolation?
- Two populations of a species are separated for long enough to become two separate species. They can still recognize each other and try to mate. What will happen?
- Why do reproductively isolated populations evolve separately?
- Which of these is not a form of reproductive isolation?
- When a horse mother and a donkey father have an offspring, it is referred to as a mule. A horse has 64 chromosomes and a donkey has 62. When a mule's sex cells try to undergo me…
- One frog likes to go out when the sun rises. A different type of frog enjoys going out when the sun sets. Their mating periods do not overlap. What kind of reproductive isolatio…
- Two groups of birds live on an island. The males of the first group do a complicated, fancy dance when they want to mate with a female bird. When the birds of the second group s…
- Some frogs from different species manage to mate, but during the mother frog's pregnancy, the zygote fails to develop properly and no baby frogs are born. What type of isolating…
- Three species of fruit flies live in a swamp. They used to be the same species but over time they became unable to produce offspring. One species mates in the spring, while the …
- If hybrids have a hard time surviving in the environment, what method of reproductive isolation is most selected for by natural selection?
- Sometimes, when two species of plants cross-pollinate and create a hybrid, the hybrid offspring plant will think that its own genes are viruses and kill its own cells. What meth…
- What would decrease reproductive isolation between two species?
- Which option is an example of temporal isolation?
- You are studying two species of plants that can reproduce sexually by collecting pollen from other plants or asexually by budding. You know that plants can also experience hybri…
- What is a hybrid?
- Genetic drift occurs when the frequency of alleles in a population changes randomly over time. Would genetic drift contribute to or prevent reproductive isolation between two di…
- When two populations are completely reproductively isolated, they could be considered...
- How would gene flow influence reproductive isolation?
- When two populations are completely reproductively isolated, they are...
- If two populations have overlapping gene pools, then...