Please help me with this !!

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism

Where substance is produced during cellular respiration