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Cell Structure and Functions Flashcards | StudBud
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Cell Structure and Functions
Cell Structure and Functions
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1
Lysosomes are organelles that function to...
support cell structure.
breakdown wastes with enzymes.
produce ATP.
produce glucose.
2
What is the structure that governs what enters and leaves the cell?
Cell membrane
Golgi apparatus
Cytoplasm
Nucleus
3
If a cell is a prokaryote, such as a bacterium, you can conclude that is does not have ….
flagellum
chloroplasts
a nucleus
DNA
4
Osmosis is the movement of...
organelles into their membranes.
molecules called Brownian Motion.
water across a semipermeable membrane.
molecules from area of low concentration to high.
5
The Endoplasmic Reticulum (ER) is used to process and modify ________ and _______.
proteins and lipids
wastes and nutrients
cell walls and cell membranes
vesicles and vacuoles
6
The central vacuole...
is found in plants and produces glucose.
is found in plants and supports leaf structure.
is only found in plants and bacteria.
is found in plant and produces ATP.
7
Which structures are found in every living cell?
cell membrane, cytoplasm, ribosomes, DNA
cell wall, cell membrane, DNA, ribosomes
cell membrane, golgi apparatus, ribosomes, DNA
cell membrane, nucleus, cytoplasm, ribosomes
8
Diffusion is the movement of...
movement of molecules from areas of low concentration to high.
movement of molecules from outside the cell to inside the cell.
movement of molecules from areas of high concentration to low.
movement of molecules from inside the cell to outside the cell.
9
Which of the following is a specialized structure which assists in movement?
Centrioles
Cell membrane
Vacuole
Flagella
10
Which of the following is only found in plant cells?
Golgi apparatus
Chloroplasts
Mitochondria
Lysosomes
11
Active Transport requires …
no energy
energy in the form of ATP
proteins
aquaporins
12
A Biology student observed the cells shown under a microscope. These Cells
MOST
likely came from
animal
bacteria
fungus
plant
13
In what organelle does photosynthesis take place?
Ribosome
Endoplasmic Reticulum
Chloroplasts
Mitochondria
14
The cell membrane is made of …
a lipid bilayer
carbohydrates
proteins
water
15
These organelles convert the energy in food molecules to a form the cell can use (ATP).
Lysosomes
Ribosomes
Chloroplasts
Mitochondria
16
Which is the best definition of Homeostasis?
staying ahead of the crowd
staying home when the weather is poor
adjusting to the most unbalanced environment
the maintenance of internal physical and chemical conditions
17
What is the gel-like substance inside a cell that holds organelles in place?
Cytoplasm
Vacuole
Ribosomes
Lysosome
18
What are two of the characteristics of life?
All organisms are made of cells and membrane bound organelles
All organisms are made of cells and have DNA
All organisms are made of cells and bacteria
All organisms are made of cells and water
19
In Facilitated Diffusion, what helps particles move through the membrane?
energy
transport proteins
special lipids
special sugar cells
20
Which statements describe cell theory?
cells are smallest unit of life
cell come from other cells
cells are living
all of the above
21
Golgi bodies...
carry the genetic instructions in the cell.
make ATP.
package and carry proteins.
make glucose.
22
Movement of materials across the cell membrane without using energy is called…
carbohydration
synthesis
active transport
passive transport
23
A group of similar cells that perform a particular function is called a(an)
Organ
Cell
Organ system
Tissue
24
The cell membrane is also known as the semi-permeable membrane because...
it lets everything inside the cell.
it carries most of the cell's genetic material.
it is selective about what it lets inside the cell.
it can carry many things like a semi truck.
25
In active transport, which way are particles moving?
against the concentration gradient (low to high)
through molecules
across the mitochondria
with the flow
26
The nucleus...
is found in all cells, including prokaryotes.
is the site of protein synthesis.
produces ATP and other high energy molecules.
carries the genetic code in eukaryotic cells.
27
Organs can be defined as...
similar cells that function together
smallest unit of life
different tissues functioning together
different cells that work together
28
What is the smallest unit of life?
a membrane
an atom
a cell
a molecule
29
A plant bends to grow toward the sunlight. What characteristic of life is it utilizing?
Evolving
Growth and Development
Photosynthesis
Respond to environment
30
You look in a microscope and see a cell with no nucleus. You know that cell is which type?
Prokaryotic cell
Animal cell
Plant cell
Eukaryotic cell
31
What type of cells have a nucleus and membrane bound organelles?
Eukaryotic cells
Archaebacterial cells
Prokaryotic cells
Bacterial cells
32
Ribosomes are structures that...
are found only in plant cells.
produce ATP with the help of mitochondria.
act as control centers of the cell.
assemble proteins.
