Chapter 7 Flashcards

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1
Q

In many cells, the structure that controls the cell’s activities is the

A

nucleus

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2
Q

Despite differences in size and shape, at some point all cells have DNA and a

A

cell membrane

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3
Q

What distinguishes a eukaryotic cell from a prokaryotic cell is the presence of

A

a nucleus

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4
Q

In eukaryotic cells, chromosomes carrying genetic information are found in the

A

nucleus

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5
Q

The organelles that break down lipids, carbohydrates, and proteins into small molecules that can be used by the cell are called

A

nucleic acids

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6
Q

Cell membranes consist mainly of

A

lysosomes

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7
Q

The movement of water molecules across a selectively permeable membrane is known as

A

osmosis

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8
Q

A substance that moves by passive transport tends to move

A

from areas high to low

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9
Q

Which one of the following is not part of the cell theory?

A

cells never die

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