Use the particle theory to explain what happens when solutes dissolve

Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures

To take a whiff of your favorite food, you use both? a. motor nerves and your digestive system b. sensory nerves and your immune system c. motor nerves and your skeletal system d. sensory nerves and your respiratory system

What do complement proteins do? a- they heal tissue. b-they cause fever c-they signal phagocytes d-they transport hormones