1st answer :- The two main methods of mineral formation are cooling and evaporation.
Answer:
<em>The correct option is C) the species contained large amounts of genetic variation.</em>
Explanation:
Genetic variations allow more diversity to occur in a population of species. The genetic variations among species of a population tend to make the population more stronger. The genetic variations allowed the wild plant <em>Brassica oleracea</em> to separate into many varieties such as cabbage, Brussels sprouts, kohlrabi, kale, broccoli and cauliflower.
Artificial selection is the method through which organisms with favourable characteristics are bred together so that offsprings with better characteristics can be produced.
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Answer:
Alternative energy is best defined as the use of energy sources other than traditional fossil fuels, which are considered environmentally harmful and are in short supply. Fossil fuels consist of natural gas, coal, and oil. Currently, fossil fuels are the most used energy source to heat our homes and power our cars.
Explanation:
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