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because of natural selection
Amountain chain is bigger than a mountain range because that a mountain range is a group of mountains and a mountain chain is a large group of mountain's .
because
animals and plant which is a kind of a population in an ecosystem because they live and they are biotic
mountain ranges have a short Summer because of the height of them and the condensation n the air i
Isolation often leads to speciation, because as each isolated population evolves new characteristics, the separate populations eventually get DNA that is too different for the two to breed and have fertile offspring (this is the point when speciation has occurred). In the case that there is not isolation, the whole species must slowly evolve until it becomes a new species. However, here the line between where the speciation actually occurred becomes blurry, because it doesn't happen in a single generation.
Allopatric Speciation (geographic isolation) can lead to the formation of a new species because the population is split in two smaller populations by a physical barrier (river, canyon, mountain...).
A rugged mountain terrain would have a high rate of speciation because mountain would prevent organisms from interacting; hence, gene flow would stop.
Speciation if members from different groups can no longer produce fertile off-spring.
Miroevolution is the change in allele frequency overtime in populations of organisms not leading to speciation; below the taxa level. Macroevolution is speciation. This terminology is not favored by many biologists because there is some implied difference in processes. That is to get from micro to macro. Actually evolution long enough is macro. So, many biologist prefer the terms. Evolution Speciation instead of micro and macro
An archipelago is basically a group of islands. Speciation according to the Biological Species Concept by Ernest Mayr, is -- populations whose members can interbreed and produce viable, fertile offspring. For example, the Galapagos finches studied by Charles Darwin. Some live on different parts of the archipelago and so have different features, adapting to their environment. These different feature obviously get passed down and are more frequent in future populations because those finches with this specific adaptation lived and reproduced better. So since there are different islands, there are different finch speciation and so the geographic isolation promotes speciation.
reproductive isolation
They can adapt to the grassland because they are fast to catch food
coyotes live in the grassland because they eat buffalo
Mountain region is favourable for cattle rearing because mountain region lies at altitude of 3300m to 8848.86,. So mountain region mainly alpine forest and grassland and it is more suitable for cattle rearing.
Allopatric Speciation
Isolation such as geological can cause speciation because if one species where divided into two because of geological reasons, they're likely to change their behaviors and physical appearances to match that region.