This racoon is very cool

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

How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?

How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.