Organelle's Function Flashcards

1
Q

Nucleus

A

Contains genetic material which controls the activities of the cell

Animal
Plant

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2
Q

Peroxisome in animal cells

A

Uses a variety of enzymes that detoxify substances like hydrogen peroxide or alcohol in the liver.

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3
Q

Peroxisome in plant cells

A

Convert fatty acids to sugar.

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4
Q

Pili

A

Helps attach surfaces and conjugation.

Conjugation ( passing of genetic material through pili form one bacteria to another bacteria.)

Prokaryotes

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5
Q

Flagella

A

Long threadlike projections of micro tube that helps bacteria move 20 cell lengths in one second.

Prokaryotes

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6
Q

Golgi apparatus

A

Packages, modifies, and stores and releases products.

Products can be

  • neurotransmitters
  • mucus
  • hormones

Plant
Animal

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7
Q

Lysosomes

A

Gets rid of waste.
Digests the waste.

Plant
Animal

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8
Q

Rough endoplasmic reticulum

A

Modified and transports proteins
Ribosomes attached to them

Animal
Plant

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9
Q

Smooth endoplasmic reticulum

A

Modified and transports carbs and lipids

Animal
Plant

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10
Q

Cell wall

A

The tough covering that protects plant cells and gives plants their shape.

Bacteria (made of carbs and proteins)
Plants (made with glycogen)

Plant
Prokaryotic

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11
Q

Vacuole

A

Storage sacks that hold water, enzymes nutrients, ions, and wastes.

Temporary in animal cells
Permanent in plant cells

Plant
Animal

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12
Q

Cytoplasm

A

Where most metabolic reactions occur.

Cytosol 80% water but thick

Holds organelles

Animal
plant
prokaryotes

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13
Q

Cell membrane

A

Controls what goes in and out of the cell.
Gives shape
Maintains homeostasis
Protective barrier

Animal
Plant
Prokaryotic

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14
Q

Vesicles

A

Small membrane sacks that break off from Golgi body and carry substances out of the cell.

Carries proteins lipids carbs to the Golgi body.

Animal
Plant

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15
Q

Nucleolus

A

Makes ribosomes.

Animal
Plant

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16
Q

Ribosomes

A

Use instructions from the nucleus to make proteins.

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17
Q

Cilia

A

Short projections of micro tubes.

Line are passageways, kidney, Fallopian tube.

Move back and forth to let things flow in one direction.

Animal cells

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18
Q

Centriole

A

Help with reproduction.
Made of microtubeles.

Animal cells

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19
Q

Nucleoid

A

Chromosomes are floating freely
Has no membrane around it

Prokaryotes

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20
Q

Chloroplasts

A

Performs photosynthesis using light energy from the sun to turn it into energy (sugar).

Plant cells

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21
Q

Mitochondria

A

Turns super into energy (ATP) for the cell. (Cell respiration)

Plants
Animal

22
Q

Cytoskeleton

made of ?

A

Give the cell it’s shape and holds the organelles in place.

microfilaments & microtubules

Animal and plant cells

23
Q

Plasmids

A

Provide bacteria with genetic advantages

24
Q

Capsule

A

Protect cells from phagocytic engulfment, occasionally killing or digestion.

Reserve of nutrients

Attachment to surfaces

Prokaryotes

25
Anton van Leeuwenhoek
He invented the first handheld microscope.
26
Robert Hooke
Looked that the cork cell | Named the cell
27
Matthias Schleiden
German botanist that stated that plants are made of cells.
28
Theadore Schwann
German zoologist who stated that animals are made of cells.
29
Rudolph Virchow
German physician who stated that animal cells arise only from animal cells and plant cells arise from only plant cells.
30
3 principles of the cell theory
1. Cells are the basic unit of life 2. All organisms are made of one or more cells. 3. All cells arise from pre-existing cells
31
What are the differences between prokaryotic and eukaryotic cells ?
Eukaryotes - nucleus - membrane bound organelles - complex Prokaryotes - no nucleus - no membrane bound organelles - simple
32
3 organelles in PLANT CELLS that are not in animal cells ?
Chloroplasts Cell wall Big vacuole in the center
33
1 organelles in ANIMAL CELLS that is not in plant cells ?
Centriole
34
4 organelles found in ALL types of cells ?
Cell membrane Ribosomes Cytoplasm Chromosomes
35
The organelles found in PLANT CELLS and PROKARYOTIC CELLS but not in animal cells ?
Cell wall
36
organelle only in prokaryotic cells
``` plasmid Pili Flagella Nucleoid Capsule ```
37
Muscle cells will have a lot of what organelles?
Mitochondria for energy Ribosomes to make proteins that build up muscle called actin and myosin
38
Liver cells will have a lot of what organelles ?
Smooth ER and Peroxisomes for detoxification
39
Pancreatic cells will have a lot of what organelles ?
Ribosomes to make protein hormones. Golgi to produce the cell control products (insulin and glucagon) for secretion.
40
two main functions of the cell wall.
provide support and shape | protection
41
prokaryotic cell walls are made of what ?
peptidoglycan
42
plant cell wall is made of what ?
cellulose
43
What is it called when the cell counts suicide by breaking open ?
Apoptosis
44
What is the cell wall made of in plants ? Bacteria ?
Plants - glycogen | Bacteria - peptidoglycan carbs + proteins
45
What do guard cells do for plants ?
Control the opening and closing of the stomata on leaves. Opens up to let in carbon dioxide
46
Do red blood cells have a nucleus ?
No
47
How many oxygen can red blood cells carry ? Why ?
4 The shape of the hemoglobin protein that makes up the cell.
48
Cholesterol
Stabilizes the membrane
49
Phospholipid
phosphate, glycerol, 2 fatty acids
50
Lipid Bilayer
what forms when 2 phospholipids are placed in water
51
Why is bacteria helpful and harmful ?
help with digestion and immunity | some cause disease