Which two senses would most likely be activated by a description of a fireworks display?
a. sight and smell
c. touch and hearing
b. smell and taste
d. sight and hearing

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Due tonight 10 points will mark brain

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?