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Life Science Unit 1B (Part 1): Cellular Structures Flashcards | StudBud
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Life Science Unit 1B (Part 1): Cellular Structures
Life Science Unit 1B (Part 1): Cellular Structures
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1
Cilia are long and there are many on a cell.
True
False
2
contains green pigment called chlorophyll
cytoplasm
chloroplast
cytology
cellulose
3
Hooke is known for...
invinted the microscope
proved cells only come from pre-existing cells
discovered the cell theory also applies to animals
discovered plants are made of cells
4
What is the magnification of the scanning objective lens?
10
40
4
1
5
Redi is known for...
proved cells only come from pre-existing cells
discovered that the cell theory applies to animals
discovered diseases originate in cells
proved that living things can't be produced from non-living matter
6
helps to manufacture proteins and contains coded information from the nucleus
nucleus
ribosomes
DNA
lysosomes
7
The hydrophilic end of a phospholipid likes to be in water.
True
False
8
Flagella are long and their are many on a cell.
False
True
9
The hydrophobic end of a phospholipid doesn't like to be in water.
True
False
10
the study of cells
life skills
life science
biology
cytology
11
What is the magnification of a high power objective lens?
400
4000
10
40
12
What do all cells need?
Sun
ATP
Sugar
Energy
13
Lipids found in cell membranes are called _____.
phospholipids
hydrophilic lipids
flexible lipids
hydrophobic lipids
14
Cilia and flagella help a cell to move.
True
False
15
Which of the following is NOT a job of the cell membrane?
takes in water and sugar to provide food for the cell
encloses many smaller structures inside the cell
allows needed materials into the cell
protects the cell from harmful substances
16
cell membrane
only found in animal cells
a gooey substance on the outside of cells
the outer most layer of a plant cell
a thin covering that forms the outer boundery of the cell
17
Plant cells have a cell wall.
False
True
18
where energy is produced and stored; where cellular respiration takes place
chloroplast
cytoplasm
nucleus
mitochondria
19
collects chemicals from the cytoplasm
ribosomes
endoplasmic reticulum
mitochondria
golgi apparatus
20
functions as the control center of the cell
nucleus
nuclear area
organelles
DNA
21
a malze of passageways that connects the nucleus to the cell membrane; stores proteins
cytoplasm
endoplasmic reticulum
mitochondria
organelles
22
When a plant has high turgor pressure, what will it look like?
stiff
flimsy
crisp
wilted
23
What is the magnification of a low power objective lens?
100
400
10
40
24
Diffusion is the movement of molecules from an area of low to high concentration.
False
True
25
Which type of transport moves substances through a membrane using its own energy?
osmosis
diffusion
active
passive
26
Which of the following is a membrane bound organelle?
cell membrane
golgi apparatus
nuclear area
cytoplasm
27
cytology
study of life science
study of life
study of cell membranes
study of cells
28
stores food, water, waste, fats, or chemicals for the cell
vacuoles
ribosomes
enzymes
cytoplasm
29
a thick fluid that contains many small organelles
nuclear area
chlorophyll
nucleus
cytoplasm
30
parts of the cell that perform many of the functions needed to keep the cell alive
selectively permeable
organelles
fluid mosaic model
cytology
31
Chlorophyll absorbs light energy and uses it to power the process of __________.
cellular respiration
anaerobic cellular respiration
lactic acid fermentation
photosynthesis
32
The hydrophobic end of a phospholipid is closer to the outer edge of a cell.
True
False
33
The hydrophilic end of a phospholipid is closer to the center of the cell.
False
True
34
Which of the following is NOT a cellular boundary?
cell membrane
cell wall
capsule
Fluid Mosaic Model
35
Schwann is known for...
discovered diseases originate in cells
discovered cells by looking at a cork
discovered the cell theory
discovered the cell theory applies to animals
36
Active transport moves molecules from an area of low to high concentration.
False
True
37
Which of the following is NOT a similarity between Eukaryotic and Prokaryotic cells?
DNA
cell membrane
cytoplasm
nucleus
38
How do you carry a microsocope?
one hand under the base and the other hand holding the arm
by the cord
one hand holding the arm
one hand under the arm and the other hand holding the base
39
Virchow is known for...
discovered diseases originate in cells
discovered the cell theory
improved the microscope
first to name cells
40
contains coded information needed for making the various parts of the cell and for controlling the cells activities
mitochondria
DNA
cytoplasm
nucleus
41
moving things in and out of cells
fluid mosaic model
selectively permeable
phospholipidizing
transport
42
Which of the following is a difference between Prokaryotic and Eukaryotic cells?
Prokaryotic cells have a true nucleus and Eukaryotic cells do not.
Eukaryotic cells have a true nucleus and Prokaryotic cells do not.
Prokaryotic cells have membrane bound organelles and Eukaryotic cells don't
Eukaryotic cells have membrane bound organelles and Prokaryotic cells don't
43
uses enzymes to get rid of harmful products within the cell
lysosomes
endoplasmic reticulum
ribosomes
golgi apparatus
44
Which of the following does NOT belong with the others?
fluid mosaic model
chlorophyll
capsule
cell membrane
45
Which of the following is NOT a factor that affects the rate of diffusion?
temperature
movement
pressure
sound
46
the movement of molecules from an area of low to high concentration
active transport
osmosis
cell movement
diffusion
47
When looking through a lens of a microscope and you move your slide to the left, the image will move to the right.
False
True
48
Brownies baking in the oven would be an example of what type of transport?
osmosis
both active and passive
passive
active
49
Leeuwenhoek is known for...
first to name cells
invented the microscope
proved cells come only from pre-existing cells
first to see protists and bacteria; improved the microscope
50
Which of the following is NOT something a plant has and an animal cell does not?
cell wall
chloroplast
mitochondria
large vacuole
51
Which of the following is NOT part of an animal cell?
cell wall
vacuole
cell membrane
ribosome
52
The diffusion of water through a selectively permeable membrane.
active transport
osmosis
passive transport
diffusion
53
a cell membrane made up of a flexible lipid bilayer with proteins embedded
fluid mosaic model
phospho lipid model
cell wall
selectively permeable membrane
54
Pasteur is known for...
discovered diseases originate in cells
proved cells only come from pre-existing cells
first to name cells
discovered the cell theory applies to animals
55
Schleiden is known for...
discovered diseases originate in cells
discovered the cell theory applies to animals
discovered all plants are made of cells
discovered the cell theory
56
a characteristic of membranes; particular about what moleculdes can and can't pass through the membrane of a cell
fluid model
phospholipid bilayer
protein layer
selectively permeable
