HELP !!
Phoebe carefully cuts a thin slice of an acorn and observes it under a
microscope. She sees that the acorn is actually made of a greater number
of tiny units. What characteristic of life has Phoebe observed?
A. Made of cells
B. Shows growth and development
C. Can get an use energy (Metabolism)
D. Can reproduce
E. Has DNA (Shows Heredity and Evolution)
F. Responds to Stimuli (Change)