The Cell and the Microscope Flashcards
an outer covering of cells
epidermis
controls what comes into and goes out of the cell
plasma membrane
control center of the cell
nucleus
large storage structures
vacuole
all cellular material outside the nucleus
cytoplasm
functional plant or animal
organism
each cell possesses a life of its own
cell theory
outer covering around plant cell made of fibrous material
cell wall
a functioning organism represents life
organismal theory
small structure(s) within nucleus
nucleolus
One difference between human cheek cells and onion cells is:
the absence of a cell wall in human cells
theory states that the cell is the basic unit of life
Cell theory
Theory states that the organism is the basic unit of life.
Organismal Theory
The spherical object within a cell which controls its activity is called the _____.
nucleus
The cellular material outside the nucleus is called the _____.
cytoplasm