16. Chemists can synthesize new materials using chemical reactions because pure substances form new materials that have (the same/different) physical and
chemical properties.

What are the probable phenotypes of their offspring

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

Which layer will become saturated first when rain falls?