ASU Bio 181 Exam 1 Questions And Answers 100% Guaranteed Success.
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Course
ASU Bio 181
Institution
ASU Bio 181
ASU Bio 181 Exam 1 Questions And Answers 100% Guaranteed Success.
The association of ribosomes with _____ invaginations would support the _____ theory. - correct answer. membrane, endomembrane
After a cell is pancake shaped in a cell culture dish, the order of events that oc...
ASU Bio 181 Exam 1 Questions And
Answers 100% Guaranteed Success.
The association of ribosomes with _____ invaginations would support the _____ theory.
- correct answer. membrane, endomembrane
After a cell is pancake shaped in a cell culture dish, the order of events that occurs as a
cell walks is? - correct answer. 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. - correct answer. true
T/F In an extant prokaryotic cell the outer boundary of life is the capsule. - correct
answer. false
T/F When cancer cells are crowded by surrounding cells, the cancer cells become
spherical and they can still go through cell division. - correct answer. true
T/F Loss of the cell wall was required for the endomembrane system theory. - correct
answer. true
T/F Fluorescence microscopy is form of light microscopy - correct answer. true
T/F Loss of the cell wall is required for the endosymbiotic theory. - correct answer.
true
T/F TEM provides a thin, two-dimensional section of the object being studied. - correct
answer. true
T/F The sytoskeleton enabled the primitive cell to become motile. - correct answer.
true
, T/F the ancient earth did not contain much oxygen - correct answer. true
A normal cell is _____ and ____ for growth. - correct answer. mortal, anchorage
dependent
T/F Ribosomes bound to some of the membrane invaginations in the endomembrane
theory - correct answer. true
T/F the cytoskeleton gave rise to the nuclear envelope - correct answer. false
What limits how big a cell can be? - correct answer. the surface area to volume ratio
T/F DNA in extant prokaryotic cells is circular. - correct answer. True
Why did Motility improved the fitness of these early cells? - correct answer. 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. - correct answer. true
T/F the presumed first step in the transition of the primitive, proto-prokaryotic cell into
the primitive, proto-eukaryotic cell was the loss of the cell wall. - correct answer. true
1n order to examine cells which are smaller than can be detected by the human senses
what needs to be used ? - correct answer. technology
A cell that is itself an organism must have a minimum of four needs presented in lecture
- correct answer. find food, find shelter, find mate, and reproduce.
compared to bacteria which of the cell types below are not responsible for finding food?
- correct answer. lymphocyte, macrophage, and fibroblast
T/F In your own mulitcellular body, different cells in your body have a division of labor
between them. - correct answer. true
T/F The paramecium swims by way of using a flagella - correct answer. false
T/F A normal cell is anchorage-dependent for growth and mortal - correct answer.
true
what limits the paramecium from acquiring more complex functions? - correct answer.
cannot fit anymore biomachinery into its space
comparing a singled cell eukaryotic organism with a multicellular organism such as
yourself identify the major difference from the list below. - correct answer. division of
labor
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