Grassland biomes are prone to frequent natural fires. these fires clear out shrubs and dead materials. what positive effect do natural fires have on the ecosystem?
fires prevent trees from grass, which is an important characteristic of the grassland biome. fires also the growth of some plants by their seeds.
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Josh is teaching michael how to be an effective speaker. what two general hints for effective informative speaking should josh share?

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine