A model organisms is a species that has been widely studied, usually because it is easy to maintain and breed in a laboratory setting and has particular experimental advantages. model organisms are non-human species that are used in the laboratory to help scientists understand biological processes.
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First part is explaining second part is explaining the uses)
A I think but can you get a better picture of the questions
Answer:
What passage
Explanation:
please provide an example
The correct answer is a nutrient runoff.
Nutrient runoff is a major reason for eutrophication of surface waters, in which extra amount of nutrients, generally phosphorus or nitrogen, instigate growth of algae. Sources of nutrient pollution involve surface runoff from pastures and farm fields, emissions from combustion, and discharges from septic tanks.
You have been assigned the job of convincing the local school board of the best means of making up snow days in your school district. Write a draft of your presentation. (IF YOU HELP I WILL GIVE YOU BRAINIEST!)