Which of the following is a part of the cell theory?
a. all cells contain a nucleus
b. organs are the basic units of life
c. new cells arise spontaneously on their own
d. new cells are produced from existing cells
2. when using a light microscope to view a cell she obtained from scraping under her fingernails, mrs.
wolfinger notices that the cell lacks a nucleus; therefore, mrs. wolfinger concludes that the cell must be a
type of cell.
a. animal
b. prokaryotic
c. eukaryotic
d. plant
3. the organelle responsible for breaking down and recycling macromolecules is called
a. mitochondria
b. lysosome
c. ribosome
d. cytoskeleton4. the solid purple arrow is pointing to a cell organelle that is responsible for storing the dna. what is the
name of this organelle?
a. golgi apparatus
b. endoplasmic reticulum
c. nucleus
d. ribosome
5. the dashed blue arrow is pointing to a collection of tiny organelles that are responsible for making
proteins. what is the name of this organelle?
a. golgi apparatus
b. endoplasmic reticulum
c. nucleus
d. ribosome8. in osmosis, water moves across a membrane from a solution of
a. low concentration to a solution of high concentration until both solutions are isotonic
b. high concentration to a solution of low concentration until both solutions are isotonic
c. low concentration to a solution of high concentration until all of the water is on one side of the
membrane
d. high concentration to a solution of low concentration until all of the water is on one side of the
membrane
9. an animal cell that is placed in a hypertonic solution will because water will move the cell.
a. burst, into
b. burst, out of
c. shrink, into
d. shrink, out of
10. compared to small cells, large cells have more trouble
a. moving needed materials in and waste products out.
b. dividing.
c. producing daughter cells.
d. storing needed materials and waste products.