What does the set of icons represent in the model?

A. human inputs to the global energy budget
B. human causes of changes to global systems
C. human activities that are independent of global change
D. the effects on human society of changes to global systems

Select the correct answer from each drop-down menu. the lac operon in e.coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .

The image shows a group of fish. the type of social behavior shown in the image is called

Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope? a compound microscope has greater magnification ability than a simple microscope. the compound microscope was invented before the simple microscope. a compound microscope is much easier to manufacture than a simple microscope. compound microscopes were more common than simple microscopes.