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9RFO > Combined Biology - B1 Cell Biology > Flashcards

Combined Biology - B1 Cell Biology Flashcards

1
Q

Are animal and plant cells eukaryotic or prokaryotic?

A

Eukaryotic

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2
Q

Are bacterial cells eukaryotic or prokaryotic?

A

Prokaryotic

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3
Q

What type of cell is shown in the diagram below?

A

• Bacterial cell

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4
Q

Which cells are the smallest out of bacterial cells, animal cells and plant cells?

A

Bacterial cells

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5
Q

What is a plasmid?

A

A ring of DNA

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6
Q

What is the function of the ribosomes?

A

To make proteins

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7
Q

What is the function of the cell wall?

A

Strengthens the cell

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8
Q

What is the main molecule that makes up cell walls?

A

Cellulose

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9
Q

Name three cell parts that are found in plant cells but not found in animal cells.

A
  • Cell wall
  • Chloroplasts
  • Vacuole
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10
Q

In which type of cells are plasmids found?

A

• Bacterial cells

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11
Q

What is the function of the mitochondria?

A

Respiration

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12
Q

What is the function of the cell membrane?

A

Controls what goes in and out of the cell

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13
Q

What is the function of the vacuole?

A

Contains cell sap (water, salts and sugars)

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14
Q

What is the function of the chloroplasts?

A

Photosynthesis

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15
Q

What is the function of the cytoplasm?

A

Where chemical reactions occur

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16
Q

Name the part of the animal cell labelled A.

A

Ribosome

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17
Q

Name the part of the animal cell labelled B.

A

Nucleus

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18
Q

Name the part of the animal cell labelled C.

A

Cell membrane

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19
Q

Name the part of the animal cell labelled D.

A

Mitochondria

20
Q

Name the part of the animal cell labelled E.

21
Q

Name the part of the plant cell labelled A.

22
Q

Name the part of the plant cell labelled B.

23
Q

Name the part of the plant cell labelled C.

A

Mitochondria

24
Q

Name the part of the plant cell labelled D.

A

Cell membrane

25
Q

Name the part of the plant cell labelled E.

26
Q

Name the part of the plant cell labelled F.

27
Q

Name the part of the plant cell labelled G.

A

Chloroplast

28
Q

Name the part of the plant cell labelled H.

29
Q

What piece of equipment is needed to see cells?

A

Microscope

30
Q

True or false: A human is made up of trillions of cells.

31
Q

Which organisms are often found as single cells?

32
Q

Name the green substance contained in chloroplasts.

A

Chlorophyll

33
Q

How do you calculate magnification on a microscope?

A

Magnification = eyepiece x lens

34
Q

Name the specialised cell shown in the image?

A

Nerve cell

35
Q

How are muscle cells specialised to contract?

A

They have lots of mitochondria for releasing energy

36
Q

Name the specialised cell shown in the image.

A

Muscle cell

37
Q

Name the specialised cell shown in the image.

A

Sperm cell

38
Q

Name the specialised cell in the image

A

Root hair cell

39
Q

How is the root hair cell specialised to absorb water?

A

It has a large surface area to absorb water.

40
Q

What are cells called when they have a specific shape to do a particular function?

A

Specialised cells

41
Q

Name the cell that has no nucleus and carries oxygen around the body

A

Red blood cell

42
Q

Name the process by which substances move in and out of the cell.

43
Q

What is a unicellular organism?

A

An organism made up of only one cell

44
Q

What equation links magnification, image size and real size?

A

Magnification = image size / real size

45
Q

Where are the two places where stem cells are found?

A
  1. Embryos
  2. Bone marrow
46
Q

What are cells that can turn into any type of cell called?

A

Stem Cells

47
Q

Are stem cells differentiated or undifferentiated?

A

Undifferentiated

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