Top Mark Questions and Correct Verified Answers
ASU Bio 181 Exam 1 Questions and
Correct Verified Answers
The association of ribosomes with invaginations would support the theory.
✓ membrane, endomembrane
After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell
walks is?
✓ filapodia, lamellipodia, cell muscle, retraction fiber
T/F It is presumed that the peroxisomes evolved in these primitive, proto-eukaryotes to
remove oxygen, which was toxic to the primitive cells.
✓ true
T/F In an extant prokaryotic cell the outer boundary of life is the capsule.
✓ false
T/F When cancer cells are crowded by surrounding cells, the cancer cells become
spherical and they can still go through cell division.
✓ true
Top Mark !!!
, Top Mark Questions and Correct Verified Answers
T/F Loss of the cell wall was required for the endomembrane system theory.
✓ true
T/F Fluorescence microscopy is form of light microscopy
✓ true
T/F Loss of the cell wall is required for the endosymbiotic theory.
✓ true
T/F TEM provides a thin, two-dimensional section of the object being studied.
✓ true
T/F The sytoskeleton enabled the primitive cell to become motile.
✓ true
T/F the ancient earth did not contain much oxygen
✓ true
A normal cell is and for growth.
Top Mark !!!
, Top Mark Questions and Correct Verified Answers
✓ mortal, anchorage dependent
T/F Ribosomes bound to some of the membrane invaginations in the endomembrane
theory
✓ true
T/F the cytoskeleton gave rise to the nuclear envelope
✓ false
What limits how big a cell can be?
✓ the surface area to volume ratio
T/F DNA in extant prokaryotic cells is circular.
✓ True
Why did Motility improved the fitness of these early cells?
✓ it allowed them to move away from predators and towards food
T./F the end of the retraction fiber touching the cell culture plate still contains the cell
equivalent of super glue.
Top Mark !!!
ASU Bio 181 Exam 1 Questions and
Correct Verified Answers
The association of ribosomes with invaginations would support the theory.
✓ membrane, endomembrane
After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a cell
walks is?
✓ filapodia, lamellipodia, cell muscle, retraction fiber
T/F It is presumed that the peroxisomes evolved in these primitive, proto-eukaryotes to
remove oxygen, which was toxic to the primitive cells.
✓ true
T/F In an extant prokaryotic cell the outer boundary of life is the capsule.
✓ false
T/F When cancer cells are crowded by surrounding cells, the cancer cells become
spherical and they can still go through cell division.
✓ true
Top Mark !!!
, Top Mark Questions and Correct Verified Answers
T/F Loss of the cell wall was required for the endomembrane system theory.
✓ true
T/F Fluorescence microscopy is form of light microscopy
✓ true
T/F Loss of the cell wall is required for the endosymbiotic theory.
✓ true
T/F TEM provides a thin, two-dimensional section of the object being studied.
✓ true
T/F The sytoskeleton enabled the primitive cell to become motile.
✓ true
T/F the ancient earth did not contain much oxygen
✓ true
A normal cell is and for growth.
Top Mark !!!
, Top Mark Questions and Correct Verified Answers
✓ mortal, anchorage dependent
T/F Ribosomes bound to some of the membrane invaginations in the endomembrane
theory
✓ true
T/F the cytoskeleton gave rise to the nuclear envelope
✓ false
What limits how big a cell can be?
✓ the surface area to volume ratio
T/F DNA in extant prokaryotic cells is circular.
✓ True
Why did Motility improved the fitness of these early cells?
✓ it allowed them to move away from predators and towards food
T./F the end of the retraction fiber touching the cell culture plate still contains the cell
equivalent of super glue.
Top Mark !!!
