The european union has positively affected the economies of europe bya) refusing to allow countries to trade with each other. b) allowing england to become the richest european country. c) lowering or eliminating barriers that slow down trade between countries. d) making taxes on imported goods higher and promoting economic independence.

Witch type of microscope is used to view very small cell components like proteins and dna?

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

Describe how a student should adjust the microscope to see the cells on a slide more clearly?