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Prokaryotic and Eukaryotic Cells Answers

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1
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A diseased cell is no longer able to produce proteins. Which cell structure is most likely malfunctioning?

A
cell membrane
B
cytoplasm
C
ribosome
D
mitochondrion
2
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Based on the endosymbiotic theory, what cell would result from the endosymbiosis of a cell with a cyanobacterium?

A
a eukaryotic cell that can make its own food
B
a prokaryotic cell that can make its own food
C
an aerobic bacterium
D
an anaerobic bacterium
3

Which discovery supported the endosymbiotic theory?

A
DNA in mitochondria
B
DNA in the cell nucleus
C
DNA in ribosomes
D
DNA in the cytoplasm
4

Which statement is most likely to apply to a cell that has DNA within its cytoplasm?

A
It lacks ribosomes.
B
It has membrane-bound organelles.
C
It is multicellular.
D
It performs all functions for the organism.
5

A student wonders whether removing the nucleus from a cell would result in a new prokaryotic cell. Why would this procedure fail to produce a prokaryotic cell?

A
The cell would lack genetic information.
B
The cell would lack the structure that is needed to produce energy.
C
The cell would lack the structure that is needed to protect the cell’s organelles.
D
The cell would lack control over materials that move into and out of the cell.
7

A chemical has been found to harm the same components in both prokaryotic and eukaryotic cells. Which components are those?

A
DNA, cell membrane, cytoplasm, and ribosomes
B
DNA, cell membrane, ribosomes, and membrane-bound organelles
C
DNA, cytoplasm, ribosomes, and nucleus
D
DNA, cell membrane, cytoplasm, and membrane-bound organelles
9

Which structure is unique to eukaryotic cells?

A
DNA
B
cell membrane
C
ribosomes
D
nucleus
10

The endosymbiotic theory helps to explain the origin of which structures?

A
mitochondria
B
ribosomes
C
nuclei
D
cell membranes

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