Water molecules form into water droplets by clinging to dust or other small particles suspended in the atmosphere, forming clouds through the process
a) transpiration
b) evaporation
c) condensation

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body

According to cell theory; which structures carry out the basic function of living things? a. atoms b. organs c. cells b. nuclei

Where does the esophagus lead to in a frog?