The vegetation of the tundra is composed of shrubs, grasses, mosses, lichens. Tree vegetation is very rare because of low temperature and short growing season.
The answer is Genes on the same chromosome are sometimes inherited disparately. I had the exact same question and that was the answer hope this helped! Have a good day!
A good topic idea that could be used can be about ecosystems. Such as how geographic area, plants, animals, weather and landscape make up the types of organisms in that specific ecosystem.
