Why farmers often grow alfalfa, clover or beans in a field after they have grown corn?

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.