Cells Flashcards

(51 cards)

1
Q

3 Types of Microscopes

A
  1. compound light microscope
  2. scanning election microscope
  3. transmission electron micorscope
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2
Q

Central Vacuoles

A
  • found in plants

- store water so cell can maintain pressure

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3
Q

Contractile Vacuole

A
  • found in protists

- release water so organism can contract and expand

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4
Q

Vacuoles

A

storage areas for the cell

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5
Q

Scientist studied animal cell/year

A

Theodor Schwann

1839

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6
Q

Scientist studied plant cell/year

A

Matthias Schleiden

1838

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7
Q

Scientist discovered cells/year

A

Robert Hook

1665

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8
Q

Evidence of Endosymbiotic Theory

A
  1. double membranes
  2. circular DNA
  3. reproduce by binary fission
  4. same size as bacteria
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9
Q

Cristae

A

inner membrane folds of mitochondria

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10
Q

Cytoplasm

A

inside portion of the cell with both cytosol and organelles

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11
Q

In cells, the _______ grows faster than the _____.

A

volumes, surface area

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12
Q

_____ cells have less surface area than ______ cells.

A

large, small

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13
Q

Detox

A

smooth ER in liver

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14
Q

Attached to Nucleus

A

endoplasmic reticulum

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15
Q

Smooth ER

A
  • no ribosomes

- synthesis of lipids and carbs

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16
Q

Rough ER

A
  • contains ribosomes

- synthesis of proteins

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17
Q

Ribosomes

A
  • free floating

- on rough ER

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18
Q

Location of Protein Synthesis

A

ribosomes

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19
Q

Prokaryotes Reproduce by….

A

binary fission

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20
Q

Lysosome

A
  • digests waste

- aid in phagocytosis and intracellular digestion

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21
Q

Golgi Apparatus

A
  • secretion of proteins to other cells

- synthesis of carbs

22
Q

Site of Convergence of mRNA, tRNA, and rRNA

23
Q

Contain Hydrolytic Enzymes

24
Q

Has Circular DNA

A
  • prokaryote
  • mitochondria
  • chloroplast
25
2 Reasons for Chromosomes
1. organization | 2. save space
26
Nucleus
- command and control center of the cell | - stores DNA
27
Powerhouse of the Cell
mitochondria
28
Plasmodesmata
open channels in the cell wall of plants
29
Nuclear Pores
permit materials (protein and RNA) to pass in and out of nucleus
30
Nuclear Envelope
double membrane around the nucleus
31
Fluid in a Chloroplast
stroma
32
Performs Photosynthesis
chloroplast
33
Produces ATP
- mitochondria | - chloroplast
34
Endosymbiotic Theory
one prokaryote ate another and kept it alive to generate ATP
35
Endomembrane System
each cell and all organelles with the cell have their own membrane
36
Prokaryotic cells have no....
organelles
37
Shape of Prokaryote DNA
circular
38
Chloroplast Internal Membranes
thylakoids
39
Cytosol
fluid-like material that fills the cell
40
Cell Membrane aka....
phospholipid bilayer
41
Cytology
study of cells
42
Type of Cell Contains Ribosomes
prokaryotes and eukaryotes
43
Total Magnification
ocular x objective
44
Performs Cellular Respiration
mitochondria
45
View Internal Components of Cells
1. compound light microscope | 2. transmission electron microscope
46
Views surface of the specimen coated in metal
scanning electron microscope
47
Chromosomes
- found inside nucleus | - packaged DNA segments and associated proteins
48
Cell Membrane
- plasma | - encases the cell
49
Stacks of Thylakoids
grana
50
Cytoskeleton
network of protein fibers that form shape and support
51
Nucleolus
- inside nucleus | - location of ribosome synthesis