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

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

What processes take place before the mature mrna exits the nucleus?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region