Bacteria Cell Flashcards

1
Q

The outermost layer of the bacterial cell provides structural support and protection.

A

Cell wall

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2
Q

A protective layer outside the cell wall, often composed of polysaccharides.

A

Capsule

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3
Q

The genetic material of the bacteria, located in a region within the cytoplasm.

A

DNA (nucleoid)

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4
Q

A thin, selectively permeable membrane that encloses the cytoplasm and controls what enters and exits the cell.

A

Plasma membrane

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5
Q

Small organelles responsible for protein synthesis.

A

Ribosomes

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6
Q

The gel-like substance within the cell membrane is where most cellular processes occur.

A

Cytoplasm

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7
Q

An infolding of the plasma membrane increases the surface area for cellular processes.

A

Mesosome

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8
Q

A long, whip-like structure that helps the bacteria move.

A

Bacterial flagellum

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9
Q

allows bacteria to move towards nutrients or away from harmful substances.

A

Bacterial flagellum

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10
Q

are essential for protein synthesis, which is vital for all cellular functions.

A

Ribosomes

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11
Q

can help bacteria evade the host’s immune system.

A

The capsule

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12
Q

is a rigid structure that gives bacteria their shape.

A

The cell wall

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13
Q

Bacteria are, meaning they lack a nucleus and other membrane-bound organelles.

A

Prokaryotic cells

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14
Q

The control center of the cell contains the genetic material (DNA).

A

Nucleus

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15
Q

A dense region within the nucleus where ribosomes are assembled.

A

Nucleolus

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16
Q

A network of interconnected membranes studded with ribosomes, involved in protein synthesis and modification.

A

Rough endoplasmic reticulum (RER)

17
Q

A network of interconnected membranes without ribosomes, involved in lipid synthesis, detoxification, and calcium storage.

A

Smooth endoplasmic reticulum (SER)

18
Q

Small organelles responsible for protein synthesis.

A

Ribosomes

19
Q

A stack of flattened sacs involved in processing, packaging, and sorting proteins and lipids.

A

Golgi apparatus

20
Q

The powerhouse of the cell, responsible for generating ATP (energy).

A

Mitochondrion

21
Q

A membrane-bound organelle containing enzymes that break down waste materials and cellular debris.

A

Lysosome

22
Q

Small, cylindrical structures involved in cell division and the formation of cilia and flagella.

A

Centrioles

23
Q

The loose, uncoiled form of DNA found in the nucleus.

A

Chromatin

24
Q

Short, hair-like projections that help move fluids or particles past the cell.

A

Cilia

25
Q

Finger-like projections that increase the surface area of the cell, aiding in absorption.

A

Microvilli

26
Q

Animal cells are, meaning they have a nucleus and other membrane-bound organelles.

A

eukaryotic cells

27
Q

The nucleus contains the cell’s, which controls all cellular activities.

A

genetic material

28
Q

It is a network of interconnected membranes that plays a vital role in protein synthesis and lipid metabolism.

A

The endoplasmic reticulum

29
Q

Packages and sorts proteins and lipids for delivery to other parts of the cell or for secretion outside the cell.

A

The Golgi apparatus

30
Q

Are essential for generating energy, which is required for all cellular processes.

A

Mitochondria

31
Q

Are involved in cellular waste disposal and recycling.

A

Lysosomes

32
Q

Are important for cell division and the formation of cilia and flagella.

A

Centrioles