AnswersBiology_A_ICLab: Diffusion Across a Semi-permeable Membrane

Animal and Plant Cells Answers

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1
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Which organelle captures the energy from sunlight and converts it to chemical energy, and in which cells could it be found?

A
the Golgi apparatus, which can be found in lung cells of animals
B
lysosomes, which can be found in all cells of grasses
C
ribosomes, which can be found in muscle cells of humans
D
chloroplasts, which can be found in leaf cells of trees
2
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Which is a structure that directs the cell's activities?

A
nucleus
B
Golgi apparatus
C
ribosome
D
mitochondrion
3

Consider this animal cell.What is the function of the small, dark organelles labeled E?

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A
They contain enzymes for the digestion of old cell parts.
B
They regulate what enters and leaves the cell.
C
They produce proteins for the cell.
D
They store water and other materials.
8

A scientist is comparing the outer structure of an onion cell, structure X, to the outer structure of a human skin cell, structure Y. Which generalization is true about the types of structures being examined?

A
Structure X is not living, and structure Y is living.
B
Structure X can be found in some human cells, and structure Y can be found in some plant cells.
C
Structure X is only found in plant cells, and structure Y is found in plant and animal cells.
D
Structure X is semipermeable, and structure Y is selectively permeable.
10

Which statement is true about a cell wall but not a cell membrane?

A
It forms the outer layer of a cell.
B
It gives an animal cell its shape.
C
It is selectively permeable.
D
It is made mostly of cellulose.

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Animal and Plant Cells Answers — Biology_A_IC