What is the biological species concept and what are its limitations? Species are defined by their ability to interbreed and produce fertile offspring; limitations include applicability to asexual and extinct species. Species are defined by genetic similarity; limitations include genetic variation within species. Species are grouped by ecological niches; limitations include similar ecological roles among different species. Species are defined by their structural characteristics; limitations include trait variability within species.

Species are defined by their ability to interbreed and produce fertile offspring; limitations include applicability to asexual and extinct species.

What is the morphological species concept and what are its limitations? Species are classified based on structural characteristics; limitations include trait variability within species. Species are grouped by ecological niches; limitations include similar ecological roles among different species. Species are defined by genetic similarity; limitations include genetic variation within species. Species are defined by their ability to interbreed; limitations include applicability to asexual species.

Species are classified based on structural characteristics; limitations include trait variability within species.

What is the ecological species concept and what are its limitations? Species are grouped by ecological niches; limitations include similar ecological roles among different species. Species are defined by genetic similarity; limitations include genetic variation within species. Species are defined by their ability to interbreed; limitations include applicability to asexual species. Species are classified based on structural characteristics; limitations include trait variability within species.

Species are grouped by ecological niches; limitations include similar ecological roles among different species.

What is reproductive isolation and why is it important in speciation? Reproductive isolation is the genetic mutation within a species; it is important because it leads to new traits. Reproductive isolation is the ecological differentiation of species; it is important because it creates new niches. Reproductive isolation is the separation of species so they cannot interbreed; it is important because it prevents gene flow. Reproductive isolation is the geographic separation of species; it is important because it leads to physical barriers.

Reproductive isolation is the separation of species so they cannot interbreed; it is important because it prevents gene flow.

Why is reproductive isolation important in the process of speciation? It creates new ecological niches for species to occupy. It leads to geographic separation, which is necessary for speciation. It prevents gene flow between populations, allowing them to evolve independently. It increases genetic diversity within a population, leading to new traits.

It prevents gene flow between populations, allowing them to evolve independently.

What are the eight mechanisms of reproductive isolation? Geographic isolation, genetic drift, natural selection, mutation, gene flow, sexual selection, ecological isolation, temporal isolation. Temporal isolation, ecological isolation, behavioral isolation, mechanical isolation, gametic isolation, hybrid inviability, hybrid sterility, hybrid breakdown. Behavioral isolation, mechanical isolation, gametic isolation, hybrid inviability, hybrid sterility, hybrid breakdown, habitat isolation, temporal isolation. Habitat isolation, temporal isolation, behavioral isolation, mechanical isolation, gametic isolation, reduced hybrid viability, reduced hybrid fertility, hybrid breakdown.

Habitat isolation, temporal isolation, behavioral isolation, mechanical isolation, gametic isolation, reduced hybrid viability, reduced hybrid fertility, hybrid breakdown.

What is habitat isolation and how does it act as a prezygotic barrier? Habitat isolation is a behavioral barrier where species do not recognize each other's mating calls. Habitat isolation is a genetic barrier where species cannot interbreed due to genetic differences. Habitat isolation is a postzygotic barrier where hybrids are not viable in different habitats. Habitat isolation is a prezygotic barrier where species remain isolated because they breed in different habitats.

Habitat isolation is a prezygotic barrier where species remain isolated because they breed in different habitats.

What is gametic isolation and how does it prevent interbreeding? Gametic isolation is a prezygotic barrier where species cannot interbreed due to incompatible gametes. Gametic isolation is a behavioral barrier where species do not recognize each other's mating calls. Gametic isolation is a postzygotic barrier where hybrids are sterile. Gametic isolation is a geographic barrier where species are separated by physical distance.

Gametic isolation is a prezygotic barrier where species cannot interbreed due to incompatible gametes.

What is mechanical isolation and how does it act as a prezygotic barrier? Mechanical isolation is a geographic barrier where species are separated by physical distance. Mechanical isolation is a prezygotic barrier that prevents breeding due to differences in reproductive systems. Mechanical isolation is a behavioral barrier where species do not recognize each other's mating calls. Mechanical isolation is a postzygotic barrier where hybrids are not viable.

Mechanical isolation is a prezygotic barrier that prevents breeding due to differences in reproductive systems.

BSC 2011 - CHAPTER 24

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Earth Science - Biogeography

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Cards in this deck(28)

What is the biological species concept and what are its limitations?

What is the morphological species concept and what are its limitations?

What is the ecological species concept and what are its limitations?

What is necessary for a species to diverge into two distinct species?

What is reproductive isolation and why is it important in speciation?

Why is reproductive isolation important in the process of speciation?

What are the eight mechanisms of reproductive isolation?

What is habitat isolation and how does it act as a prezygotic barrier?

What is gametic isolation and how does it prevent interbreeding?

What is mechanical isolation and how does it act as a prezygotic barrier?

What is temporal isolation and how does it prevent species from interbreeding?

What is behavioral isolation and how does it act as a prezygotic barrier?

What is hybrid breakdown and how does it act as a postzygotic barrier?

What is hybrid sterility and how does it act as a postzygotic barrier?

What is hybrid inviability and how does it act as a postzygotic barrier?

What are the different ways in which sympatric speciation can occur?

What is polyploidy and how does it contribute to reproductive isolation?

What is sexual selection and how does it influence mate choice?

What is habitat differentiation and how does it lead to speciation?

What is sympatric speciation and how does it occur?

What is allopatric speciation and how does it occur?

What is required for speciation to occur?

What is speciation and how does it occur?

What is a hybrid zone and what occurs there?

What is a hybrid and how is it formed?

What does intraspecific mean and what does it involve?

What does interspecific mean and what does it involve?

What is adaptive radiation and how does it occur?

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BSC 2011 - CHAPTER 24

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