Cells : The Basic Unit Of Life Flashcards

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 cell membrane is also known as the __________.

A

plasma membrane

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4
Q

What organelle is responsible for energy production in the cell?

A

Mitochondria

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5
Q

Which part of the cell contains genetic material?

A

Nucleus

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6
Q

What is the function of ribosomes?

A

Protein synthesis

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7
Q

True or False: Prokaryotic cells have a nucleus.

A

False

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8
Q

What structure provides support and shape to plant cells?

A

Cell wall

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9
Q

Multiple Choice: Which of the following is NOT a type of cell? A) Eukaryotic B) Prokaryotic C) Organelle D) Bacterial

A

C) Organelle

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10
Q

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

A

Cytoplasm

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11
Q

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

A

nucleus

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12
Q

True or False: Animal cells have a cell wall.

A

False

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13
Q

What is the function of the endoplasmic reticulum?

A

Protein and lipid synthesis

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14
Q

What organelle is known as the ‘digestive system’ of the cell?

A

Lysosome

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15
Q

Multiple Choice: Which of the following is a characteristic of prokaryotic cells? A) Membrane-bound organelles B) No nucleus C) Larger size D) Multicellular

A

B) No nucleus

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16
Q

What type of cell division occurs in somatic cells?

A

Mitosis

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17
Q

Fill in the blank: The __________ is responsible for packaging and distributing proteins.

A

Golgi apparatus

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18
Q

True or False: Chloroplasts are found in animal cells.

A

False

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19
Q

What is the primary function of the cell membrane?

A

Regulate what enters and exits the cell

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20
Q

What are the two main types of cells?

A

Prokaryotic and eukaryotic

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21
Q

Multiple Choice: Which organelle is involved in energy production? A) Ribosome B) Golgi apparatus C) Mitochondria D) Nucleus

A

C) Mitochondria

22
Q

What is the role of the cytoskeleton?

A

Provide structure and support to the cell

23
Q

Fill in the blank: The __________ is a network of protein filaments that helps the cell maintain its shape.

A

cytoskeleton

24
Q

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

25
Q

What is the function of vacuoles in plant cells?

A

Storage of substances

26
Q

What do you call the process by which cells divide to form two identical daughter cells?

27
Q

Multiple Choice: Which of the following structures is involved in protein synthesis? A) Mitochondria B) Ribosomes C) Lysosomes D) Vacuoles

A

B) Ribosomes

28
Q

What is the main component of the cell membrane?

A

Phospholipids

29
Q

Fill in the blank: The __________ is a double membrane that surrounds the nucleus.

A

nuclear envelope

30
Q

True or False: All cells have a cell wall.

31
Q

What is the primary function of lysosomes?

A

Digest waste materials and cellular debris

32
Q

What organelle is responsible for photosynthesis?

A

Chloroplast

33
Q

Multiple Choice: Which part of the cell is selectively permeable? A) Cell wall B) Cytoplasm C) Cell membrane D) Nucleus

A

C) Cell membrane

34
Q

What is the function of the nucleolus?

A

Ribosome production

35
Q

Fill in the blank: The __________ is involved in the synthesis of lipids.

A

smooth endoplasmic reticulum

36
Q

True or False: All cells contain ribosomes.

37
Q

What is the role of the Golgi apparatus?

A

Modifying, sorting, and packaging proteins

38
Q

Multiple Choice: Which of the following is a characteristic of eukaryotic cells? A) No membrane-bound organelles B) Larger size C) Unicellular only D) No nucleus

A

B) Larger size

39
Q

What is the term for the movement of water across a semi-permeable membrane?

40
Q

Fill in the blank: The __________ is the liquid part of the cytoplasm.

41
Q

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

42
Q

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

A

Provide structure and protection

43
Q

What type of cells are bacteria classified as?

A

Prokaryotic cells

44
Q

Multiple Choice: Which of the following organelles is involved in detoxification? A) Ribosomes B) Smooth ER C) Golgi apparatus D) Mitochondria

A

B) Smooth ER

45
Q

What is the main purpose of cellular respiration?

A

To produce energy (ATP) from glucose

46
Q

Fill in the blank: The __________ is a series of membranes that assist in protein and lipid synthesis.

A

endoplasmic reticulum

47
Q

True or False: The nucleus is the largest organelle in the cell.

48
Q

What is the primary role of chlorophyll in plant cells?

A

Absorb light energy for photosynthesis

49
Q

What is the process of cell division that results in gametes?

50
Q

Multiple Choice: Which organelle is responsible for modifying and packaging proteins? A) Mitochondria B) Golgi apparatus C) Ribosomes D) Nucleus

A

B) Golgi apparatus