What type of transport causes the cell to use energy?

Which of the following is not a main characteristic that scientists focus on when determining which kingdom an organism belongs to

People with one sickle cell allele are not likely to get malaria. what is this an example of?

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.