ASU Bio 181 Exam 1
1. The association of ribosomes with invaginations would support the
theory.
ANSWER membrane, endomembrane
2. After a cell is pancake shaped in a cell culture dish, the order of events that
occurs as a cell walks is?
1/
24
,ANSWER filapodia, lamellipodia, cell muscle, retraction fiber
3. T/F It is presumed that the peroxisomes evolved in these primitive, proto-eu-
karyotes to remove oxygen, which was toxic to the primitive cells.
ANSWER true
4. T/F In an extant prokaryotic cell the outer boundary of life is the capsule.
ANSWER false
5. T/F When cancer cells are crowded by surrounding cells, the cancer cells
become spherical and they can still go through cell division.
ANSWER true
6. T/F Loss of the cell wall was required for the endomembrane system theory.-
ANSWER true
2/
24
, 7. T/F Fluorescence microscopy is form of light microscopy
ANSWER true
8. T/F Loss of the cell wall is required for the endosymbiotic theory.
ANSWER true
9. T/F TEM provides a thin, two-dimensional section of the object being studied.-
ANSWER true
10. T/F The sytoskeleton enabled the primitive cell to become motile.
ANSWER true
11. T/F the ancient earth did not contain much oxygen
ANSWER true
12. A normal cell is and for growth.
3/
24
1. The association of ribosomes with invaginations would support the
theory.
ANSWER membrane, endomembrane
2. After a cell is pancake shaped in a cell culture dish, the order of events that
occurs as a cell walks is?
1/
24
,ANSWER filapodia, lamellipodia, cell muscle, retraction fiber
3. T/F It is presumed that the peroxisomes evolved in these primitive, proto-eu-
karyotes to remove oxygen, which was toxic to the primitive cells.
ANSWER true
4. T/F In an extant prokaryotic cell the outer boundary of life is the capsule.
ANSWER false
5. T/F When cancer cells are crowded by surrounding cells, the cancer cells
become spherical and they can still go through cell division.
ANSWER true
6. T/F Loss of the cell wall was required for the endomembrane system theory.-
ANSWER true
2/
24
, 7. T/F Fluorescence microscopy is form of light microscopy
ANSWER true
8. T/F Loss of the cell wall is required for the endosymbiotic theory.
ANSWER true
9. T/F TEM provides a thin, two-dimensional section of the object being studied.-
ANSWER true
10. T/F The sytoskeleton enabled the primitive cell to become motile.
ANSWER true
11. T/F the ancient earth did not contain much oxygen
ANSWER true
12. A normal cell is and for growth.
3/
24
