Exercise 2: The Cell Flashcards

1
Q

It refers to the basic unit of structure in organisms.

A

cell

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2
Q

Which organelles are exclusive to plant cells?

A

cell wall, plastids, and central vacuole

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3
Q

Which organelle is found external to the plasma membrane?

A

cell wall

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4
Q

It refers to the chief component of the primary cell wall.

A

cellulose

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5
Q

It refers to the extracellular substance that cements the primary cell walls of adjacent cells together.

A

middle lamella

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6
Q

Which cell wall is the key for the structural integrity of the cell?

A

secondary cell wall

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7
Q

Which organelle connects the cytoplasm of adjacent cells?

A

plasmodesmata

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8
Q

Give the staining substance used for the coconut shell on the experiment.

A

18% alcoholic phloroglucinol-sulfuric acid solution

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9
Q

It refers to the chief component of the secondary cell wall.

A

lignin

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10
Q

It refers to the space found inner to the secondary cell wall.

A

lacuna

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11
Q

It refers to the contents of the living cells bounded by the plasma membrane.

A

protoplast

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12
Q

It refers to the region between the nucleus and the plasma membrane.

A

cytoplasm

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13
Q

Which organelle refers to the semi-fluid substance where the organelles are suspended?

A

cytosol

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14
Q

Which organelles refer to cellular extensions that allow for locomotion?

A

locomotory organelles

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15
Q

Which group of organelles are exclusively found in photosynthetic eukaryotes.

A

plastids

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16
Q

Give the primary types of plastids.

A

chloroplasts, chromoplasts, and leucoplasts

17
Q

Give the two possible compositions of plant crystals.

A

calcium oxalate and calcium carbonate

18
Q

Give the 4 types of calcium oxalate crystals.

A
  • raphides (short needles occurring in large numbers)
  • styloid (large solitary needles)
  • druse (spherical)
  • prismatic (prism)
19
Q

Give the 2 types of calcium carbonate crystals.

A
  • club-like cystolith
  • worm-like cystolith