AnswersMO-Biology AProkaryotic and Eukaryotic Cells

The Function of Organelles Answers

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In which specimen were cells first identified?

A
microorganism
B
microorganism
C
cork bark
D
cork bark
E
DNA
F
DNA
G
mitochondrion
H
mitochondrion
3

What is the basic unit of structure and function of all living organisms?

A
mitochondrion
B
mitochondrion
C
DNA
D
DNA
E
nucleus
F
nucleus
G
cell
H
cell
4

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 genetic information.
C
The cell would lack the structure that is needed to produce energy.
D
The cell would lack the structure that is needed to produce energy.
E
The cell would lack the structure that is needed to protect the cell’s organelles.
F
The cell would lack the structure that is needed to protect the cell’s organelles.
G
The cell would lack control over materials that move into and out of the cell.
H
The cell would lack control over materials that move into and out of the cell.
6

Which cell structure serves the stated function in both eukaryotic and prokaryotic cells?

A
nucleus: stores genetic material
B
cytoplasm: protects cell structures
C
ribosomes: regulate cell processes
D
DNA: surrounds cell contents
8

Which statement does not support the endosymbiotic theory?

A
Mitochondria and chloroplasts reproduce independently from the cell.
B
Mitochondria and chloroplasts contain their own ribosomes.
C
Mitochondria and chloroplasts have DNA that resembles bacterial DNA.
D
Mitochondria and chloroplasts are much larger than prokaryotic cells.
9

A scientist is studying a cell and can clearly see that it has ribosomes and mitochondria. Which statement best describes how the cell could be classified?

A
The cell is prokaryotic because it contains ribosomes.
B
The cell is prokaryotic because it contains mitochondria.
C
The cell is eukaryotic because it contains ribosomes.
D
The cell is eukaryotic because it contains mitochondria.
10

Which structure is unique to eukaryotic cells?

A
DNA
B
cell membrane
C
ribosomes
D
nucleus

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The Function of Organelles Answers — MO-Biology A