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Nat 5 Biology > 1.1 Cell Structure > Flashcards

1.1 Cell Structure Flashcards

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1
Q

What is the basic unit of life?

A

Cell

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2
Q

True or False: All living organisms are made up of cells.

A

True

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3
Q

What structure controls the movement of substances in and out of the cell?

A

Cell membrane

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4
Q

Fill in the blank: The jelly-like substance inside the cell is called __________.

A

Cytoplasm

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5
Q

What is the function of the nucleus in a cell?

A

It contains genetic material and controls cell activities.

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6
Q

Which organelle is responsible for producing energy in the form of ATP?

A

Mitochondria

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7
Q

What is the primary function of ribosomes?

A

Protein synthesis

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8
Q

True or False: Plant cells have a cell wall.

A

True

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9
Q

What is the function of the cell wall?

A

To provide structure and support to the cell.

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10
Q

Which organelle is involved in the synthesis of lipids?

A

Smooth endoplasmic reticulum

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11
Q

What is the role of the rough endoplasmic reticulum?

A

To synthesize and transport proteins.

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12
Q

True or False: Chloroplasts are found in animal cells.

A

False

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13
Q

What is the function of chloroplasts?

A

To conduct photosynthesis.

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14
Q

What structure provides shape and protection to plant cells?

A

Cell wall

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15
Q

Fill in the blank: The __________ is the control center of the cell.

A

Nucleus

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16
Q

Which type of cell lacks a true nucleus?

A

Prokaryotic cell

17
Q

What is the main component of the cell membrane?

A

Phospholipids

18
Q

True or False: All cells have a nucleus.

A

False

19
Q

What is the function of lysosomes?

A

To break down waste materials and cellular debris.

20
Q

Which organelle is known as the ‘powerhouse of the cell’?

A

Mitochondria

21
Q

What is the difference between plant and animal cells?

A

Plant cells have a cell wall and chloroplasts; animal cells do not.

22
Q

Fill in the blank: The __________ is involved in packaging and transporting proteins.

A

Golgi apparatus

23
Q

What is the primary role of the cytoskeleton?

A

To provide structural support and shape to the cell.

24
Q

Which type of cell contains membrane-bound organelles?

A

Eukaryotic cell

25
Q

True or False: Ribosomes can be found floating freely in the cytoplasm.

A

True

26
Q

What do we call the semi-permeable structure that surrounds the cell?

A

Cell membrane

27
Q

What is the role of vacuoles in plant cells?

A

To store nutrients, waste products, and help maintain turgor pressure.

Nat 5 Biology (2 decks)

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