☞Which statement is a part of the cell theory? A. all cells come from preexisting cells
B. bacteria are prokaryotic cells
C. eukaryotic cells are complex
D. humans are multicellular


☞These three scientists together helped come up with the second part of the cell theory (all living things are made of one or more cells).

CHOOSE 3 ANSWERS

•Schleiden
•Leeowenhoek
•Hooke
•Virchow
•Schwann


☞Which statement was NOT included in cell theory?

A. ll living things are composed of cells.
B. Living cells come only from other living cells.
C. Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.
D. Cells are the smallest structure of living things that can perform the functions necessary for life.


☞What is the function of a chloroplast?

A. makes proteins for animal cells
B. allows materials in and out of the cell
C. provides structure and support
D. absorbs sunlight for photosynthesis


☞This organelle controls what goes in and out of plant and animal cells.

A. Cell Wall
B. Cell Membrane
C. Chloroplasts
D. Cytoplasm