Although many synthetic pesticides have been banned in the United States, the outlawed poisons can still be found in our environment because of
A. International treaties
B. Chemical synthesis of pesticides
C. Black market trade in pesticides by governments
D. Inadequate laws and poor enforcement of laws
E. Use of genetically modified foods

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.