0
The effectiveness of geographical barriers in promoting speciation is related to the?
Wiki User
∙ 12y ago
The size of the population it seperates.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
What is the difference between divergence and speciation?
Divergent speciation refers to the rise of a new species when organisms that can interbreed and reproduce fertile offspring get separated. Separation can be due to geographical barriers like mountains and lakes.
What are three types of barriers that can lead to reproductive isolation?
The three types of reproductive isolation are: 1. Temporal isolation: different times of reproduction 2. Behavioral isolation: different habits of the same species 3. Geographical isolation: species are separated by natural barriers
What are movable concrete barriers found on freeways called?
Movable concrete barriers found on highways are called bearcades.
What can keep two populations from interbreeding?
Many things. Just physical differences, a mouse is not going to breed with an elephant. Behavioral difference, such as mating dances, calls and the like. Temporal differences, such as one organism is diurnal and the other is nocturnal, or seasonal differences. These are called prezygotic barriers to reproduction. Postzygotic barriers can be as simple as a sterile match, such as horses and donkeys. Then there is just physical barriers, such as mountains and water barriers.
What are the functions of crowd control?
Crowd control barriers have been developed as a safety device that can be used to control various types of people from popular concerts to outdoor events. Crowd barriers provide spectators with the best safety and comfort, and provide rescue workers with a safe working area. The crowd barrier is designed as a detachable structure; installation and assembly are quick and easy, requiring only minimal tools.Steel crowd control barriers provide a cost-effective way to control large numbers of pedestrians and spectators. The standard provides three colors, namely pure zinc, red and white, we can also choose to spray the isolation layer powder into a custom color. Our barriers are made of a one-piece outer tube. Compared to most barriers, it has fewer welds and thicker gauge steel. The combination of these two factors makes the aluminum barriers, steel barriers, and crowd control barriers introduced by Shizhan Group stronger than most of our competitors ’barriers.If you want to know more, you can search Shizhan Group
What are the geographical barriers that contribute to the process of speciation or natural selection?
Mountains, Oceans...um stuff like that
What are the geographical barriers in trade?
Mountains and seas are geographical barriers in trade.
What is the difference between divergence and speciation?
Divergent speciation refers to the rise of a new species when organisms that can interbreed and reproduce fertile offspring get separated. Separation can be due to geographical barriers like mountains and lakes.
Which of the following can result in instant speciation?
Allopatric speciation and sympatric speciation are two factors. Allopatric speciation occurs when physical barriers are formed, separating the specie. This will cause the specie to evolve at different rates causing a new specie to form. Sympatric speciation is less likely to occur when comparing it to allopatric. In sympatric speciation is no longer physical but generic. For example a mutation in the genetic order of the specie (which does not happen as often as physical barriers), and a different mating preference/season.
What are three events that can lead to speciation?
Species (phylogenetically and genetically distinct animals from a common ancestor) form when barriers exist to prevent outbreeding. These are usually environmental (e.g. mountain ranges, oceans, climatic barriers) or biological (e.g. interbreeding of two species results in an infertile offspring).
Process in which isolated populations of the same species become new species is called?
In Sympathetic Speciation, a species evolves into a new species without any barriers that separate the populations.In Allopatric Speciation, a population divided by a barrier, each population evolves separately, and eventually two populations cannot successfully interbreed.
What is the word for geographical features that provide obstacles to travel and invasion?
Natural barriers are geographical features that provide obstacles.
Which of these is an important factor promoting increased international trade?
The reduction of trade barriers
What three types of barriers that can cause populations to become reproductively isolated from each other?
Isolation can be due to behavioral, geographical, or temporal barriers.
What is artificial geographical barriers?
Some artificial geographical barriers that exist include trenches dug around flat grounds to deter the movement of tanks and military transport vehicles. Others include walls, such as the great wall of China.
What three barriers can isolate populations?
Isolation can be due to behavioral, geographical, or temporal barriers.
The separation of populations by barriers such as rivers mountains or bodies of whaters is called?
Geographical Isolation
