I like Science because of cells Flashcards

(27 cards)

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

Fill in the blank: The process by which cells divide to reproduce is called __________.

A

mitosis

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4
Q

What are the two main types of cells?

A

Prokaryotic and Eukaryotic

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5
Q

Which type of cell lacks a nucleus?

A

Prokaryotic cell

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6
Q

What is the function of the cell membrane?

A

To protect the cell and regulate what enters and exits.

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7
Q

Multiple choice: Which organelle is known as the powerhouse of the cell? A) Ribosome B) Mitochondria C) Nucleus

A

B) Mitochondria

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8
Q

What is the jelly-like substance inside a cell called?

A

Cytoplasm

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9
Q

True or False: Plant cells have cell walls, while animal cells do not.

A

True

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10
Q

What is the role of ribosomes in a cell?

A

To synthesize proteins

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11
Q

Fill in the blank: The genetic material of a cell is contained within the __________.

A

nucleus

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12
Q

What structure is responsible for packaging and distributing proteins?

A

Golgi apparatus

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13
Q

Multiple choice: Which organelle is involved in energy production? A) Chloroplast B) Endoplasmic reticulum C) Lysosome

A

A) Chloroplast

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14
Q

What is the function of lysosomes?

A

To digest waste materials and cellular debris

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15
Q

True or False: Eukaryotic cells are generally larger and more complex than prokaryotic cells.

A

True

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16
Q

What is the role of the endoplasmic reticulum?

A

To synthesize proteins and lipids

17
Q

Fill in the blank: Cells obtain energy through the process of __________.

A

cellular respiration

18
Q

What is the primary function of the cell wall in plant cells?

A

To provide structural support and protection

19
Q

Multiple choice: Which of the following is NOT a component of the cell theory? A) All cells arise from pre-existing cells B) All living things are made of cells C) Cells can spontaneously generate

A

C) Cells can spontaneously generate

20
Q

What is the significance of stem cells?

A

They have the ability to differentiate into various cell types.

21
Q

True or False: The cell cycle includes interphase and mitotic phase.

22
Q

What is apoptosis?

A

Programmed cell death

23
Q

Fill in the blank: The semi-permeable barrier that surrounds the cell is called the __________.

A

cell membrane

24
Q

Multiple choice: Which cell organelle is involved in detoxifying harmful substances? A) Lysosome B) Smooth endoplasmic reticulum C) Golgi apparatus

A

B) Smooth endoplasmic reticulum

25
What is the role of chloroplasts in plant cells?
To conduct photosynthesis
26
True or False: DNA is located in the cytoplasm of prokaryotic cells.
True
27
What is the primary function of the cytoskeleton?
To provide structural support and shape to the cell