Unit Test — Unit test Answers

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Consider this animal cell.Which organelle is labeled I?

Question illustration
A
cell membrane
B
ribosome
C
endoplasmic reticulum
D
nucleus
23

Consider the cell structure that is shown below.Which is a function of the structure that is represented in the image?

Question illustration
A
controls the movement of substances into and out of cells
B
builds proteins from amino acids
C
helps in determining plant cell shape
D
provides support and protection
26

Which movement of particles would be most affected by a disorder that causes damage to carrier proteins?

A
osmosis
B
passive transport
C
active transport
D
diffusion
27

Which term describes an extensive network of tubes, sacs, and vesicles throughout a cell that provides transport as its main function?

A
cell membrane
B
endoplasmic reticulum
C
centriole
D
cell wall
28

Which organelle contains digestive enzymes that break down waste material and debris in the cell?

A
lysosome
B
ribosome
C
mitochondrion
D
chloroplast
29

Which organelle packages and distributes proteins that are received from the endoplasmic reticulum?

A
vacuole
B
cytoplasm
C
Golgi apparatus
D
ribosome
30

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

A
mitochondria
B
ribosomes
C
nuclei
D
cell membranes
31

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
32

Consider this plant cell.Which organelle is labeled A?

Question illustration
A
nucleus
B
vacuole
C
ribosome
D
mitochondrion
33

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

A
mitochondrion
B
DNA
C
nucleus
D
cell
34

Consider this animal cell.Which organelle is responsible for producing the energy for cellular processes?

Question illustration
A
organelle A
B
organelle E
C
organelle F
D
organelle G

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