What is one reason that scientists who study weather need extremely advanced technology 1. to anticipate changes in weather patterns
2. to remove the need to make forecasts several days in advance
3. to monitor weather events restricted to one region
4. to account for one factor at a time that affect weather patterns

choose one

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)

Which would be the most useful source of evidence to support mcneill's contention?

Dna and rna share a number of similarities,but they also differ in certain aspects of their structure. wich nitrogenous base is found in rna but is not found in dna