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U3 Cells Final Flashcards | StudBud
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U3 Cells Final
U3 Cells Final
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1
How many mm are there in a m?
1000 mm
100 mm
10 mm
1 mm
2
What makes up the cell membrane?
Phospholipid
Saturated fats
Unsaturated fats
Triglyceride
3
What is a
hypertonic
solution?
Has a LOWER concentration of dissolved solutes
Has a HIGHER concentration of water
Has an EQUAL concentration of dissolved solutes
Has a HIGHER concentration of dissolved solutes
4
This organelle converts the sun's rays into energy cells can use.
nucelus
chloroplast
Endoplasmic Reticilum
mitochondria
5
Exocytosis, endocytosis, and other modes of transport requiring energy are examples of
active transport
passive transport
6
True or false? Cell walls and Cell membranes are the same
sometimes the same
true
sometime different
false
7
The genetic material in ___________ is called a nucleoid
Plants
Protists
Eukaryotes
Prokaryotes
8
In the picture of
diffusion
below, which direction will the dots move
The dots will not move
To the right
Up
To the left
9
The genetic material in ___________ is called a nucleoid
Animals
Plants
Prokaryotes
Eukaryotes
10
Which of the following cells contains a cell wall?
plant cell only
neither cell
both plant and animal cell
animal cell only
11
Osmosis takes place across the cell membrane. It lets _______ pass but nothing else.
water
fire
air
blood
12
What is the cytoplasm?
jelly-like substance that holds organelles
It holds all the water in the cell
what creates chlorophyll
It gives the cell it's shape
13
A microscope occular lens = 10x and the objective = 25x. Total magnificaion =
25x
250x
2500x
2.5x
14
golgi apparatus
packs proteins and lipids into vesicles.
control(s) what goes in and out of a cell.
a series of tubes that acts like a road system
provide(s) energy for a cell.
15
What does the mitochondrea do in a cell?
It creates energy
It stores food and water
It is the "brain" of the cell
It is the "jelly-like" liquid in a cell
16
Endocytosis occurs when cells use energy to transport large molecules __________ the cell.
out of
behind
within
into
17
Facilitative Diffusion is.....
A form of active transport (energy needed)
Movement of leaves in the wind
A way to get to school without a bus
A form of passive transport (no energy needed)
18
Why can a cell be called the basic unit of biology?
All living things are made of cells
It is a very poetic saying
Because cells are cool
If you pile enough cells together they make a building
19
What are lysosomes?
an organnele that breaks down new cell parts to be reused
an organelle that breaks down old cell parts to be reused
old cell parts
new cell parts
20
True or False - Plant cells do not have a cell membrane
False
True
21
What are plasmids made of?
Protein
Sugar
DNA
Phospholipids
22
What are the major components of the cell membrane?
Proteins and phospholipids
Phospholipids and carbohydrates
Proteins and cholesteral
Fatty Acids and Glycerol
23
During osmosis, water moves to where there is a
high concentration of unicorns.
low concentration of water & a high concentration of solute
low concentration of unicorns.
high concentration of water & a low concentration of solute
24
All plants, animals, fungi, and protists are which kind of cell.
Prokaryotic
Voldemort
Eukaryotic
Prtotists
25
Without a centrosome, cells would not be able to
move organelles around the cytoplasm
manufacture proteins.
manufacture actin filaments.
produce ATP.
26
What is the main function of a cell membrane?
Burn glucose for energy
Control the actions of the cell
Package proteins
Regulate what enters & leaves the cell
27
What is the liquid part of the cell called?
cytoplasm
chloroplast
cell
organelle
28
Which of the following does not impact the speed of diffusion?
Characteristics of the barrier
Time of day
Distance
Temperature
29
In what direction will water move in a cell placed into a hypotonic solution?
out of the cell
into the cell
30
Exocytosis moves substances _____.
without the use of energy.
out of the cell.
into the cell.
from high to low concentration.
31
When moving the microscope, you should
put one hand on the cord, one hand on the microscope.
Toss the microscope lightly to where you are moving it too.
one hand on the arm & one hand on the base
hug it close to your body.
32
When removing your slide from the microscope's stage, what should you do first?
Move the eye piece to the left.
Lower the stage all the way.
Focus with the fine focus knob
Change the revolving nose piece to the largest objective lens
33
Which of these cells has mitochondria?
Protists
All of the above
Plant cells
Animal cells
34
Prokaryotic and Eukaryotic cells both have
a Nucleus
DNA
Chloroplast
Mitochondria
35
Flagella are important in helping a bacterium carry out what function?
metabolism
movement
reproduction
protein synthesis
36
Which cell type has a Plasma or Cell Membrane?
Both Prokaryotes and Eukaryotes
Eukaryotic
Prokaryotic
Scamkaryotic
37
What is the name of the fat that makes up the cell membrane?
Triglyceride
phosphofat
phospholipid
Channel protein
38
When focusing the microscope one should begin with which objective lens
high power
40X
4X
100X
39
Microscope field of view is widest on
no power
High power
Low power
Medium power
40
Rough Endoplasmic Reticulum...
The organelle that breaks up nutrients from the vacuoles
Converts substances (proteins) into muscle tissue
Transports substances (proteins) throughout cell in cytoplasm
Is the scientific name for the back of your tongue
41
What is the role of the central vacule
Stores water in animal cells.
Maintains genetic material in Eukaryotes.
Stores water and nutrients in plant cells
Stores nutrients in protists.
42
The field of view in the microscope below is 0.200mm. About how big is the yellow worm?
0.200mm
0.400mm
0.100mm
0.050mm
43
Which of the following structures is found in both prokaryotic and eukaryotic cells?
mitochondrion
nucleus
ribosome
lysosome
44
A microscope's field of view is...
the long, flat glass slide on the stage of the microscope.
How the microscope views the world around it
the visible area of the slides seen through the eyepiece.
the visible area seen through the eyepiece.
45
An increase in magnification causes the microscopes field of view to?
Increase
Stay the same
Not exist
Decrease
46
Osmosis is the transfer of water
across a barrier from low to high
across a barrier from high water concentration to low water concentration
from your mouth to your tummy
across a barrier
47
What does a ribosome do?
It keeps things in or out of the cell.
It makes ATP energy from glucose
It pulls chromosomes apart during cell division.
It makes proteins.
48
What is in the nucleus of a cell?
ATP
Mitocondria
Genetic material
Cytoplasm
49
I tested what the effect of saltwater instead of pure water is on osmosis in gummy bears. The independent variable is...
Salt/no salt
Starting temperature of liquid
Color of gummy bear
Size of gummy bear after 2 hrs
50
Which is not found in bacteria
Cytoplasm
Cell envelope
Capsule
mitochondria
51
What type of cell has chloroplasts?
Plant
Fungi
Bacteria
Animal
52
The microscope stage is ________________________________.
where slides are placed.
what holds the slides in place.
where bacteria perform their best tricks.
controlled by the fine focus.
