Reproduction Isolation

Problems

Problem 1.1: What is the difference between geographical isolation by vicariance and by dispersal? [Solution]

Problem 1.2: A farmer plants two crops of the same plant three weeks apart. The first crop each crop flowers for about a week, approximately four weeks after planting. What type of reproductive isolation would you expect to find between these two populations? [Solution]

Problem 1.3: The male of a given species of frog uses distinctive calls to attract mates. Two populations of these frogs coexist in a single pond but never interbreed because their mating calls are different. Females of one population will not respond to the calls of a male of the other populations. What type of reproductive isolation is this? [Solution]

Problem 1.4: Describe gametic isolation. [Solution]

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