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WorksheetsUnit 2: Cells
Total questions: 50
Worksheet time: 25mins
Which of the following is NOT part of the cell theory?
All living things are made up of cells
Cells are the basic unit of life
All cells come from other cells
All cells have four structures
Unicellular
Composed of one cell
All living things come from cells
Composed of many cells
Cell that are organized into tissues
Multicellular
Composed of one cell
All living things come from cells
Composed of many cells
Cell that are organized into tissues
Choose TWO that are the two types of cells
Prokaryotic
Eukaryotic
Permeable
Cell Membrane
Which type of cell has a nucleus?
Prokaryotic
Eukaryotic
Which type of cell does not have a nucleus?
Prokaryotic
Eukaryotic
How do Eukaryotic cells divide?
Binary Fission
Mitosis
Unicellular
Membrane bound
How do Prokaryotic cells divide?
Binary Fission
Mitosis
Unicellular
Membrane bound
Specialized structures within the cell that work together to help the cell function
Organelle
Organ
Tissue
Cell
Cell Membrane - job
Controls what goes in and out of the cell
Gives the cell shape
Holds everything in place
Makes rRNA which makes ribosomes
Cytoskeleton - job
Controls what goes in and out of the cell
Gives the cell shape
Holds everything in place
Makes rRNA which makes ribosomes
Cytoplasm - job
Controls what goes in and out of the cell
Gives the cell shape
Holds everything in place
Makes rRNA which makes ribosomes
What is the cell membrane made of?
Phospholipid Bilayer
Ribosomes
Bacteria
Threadlike fibers
Nucleus - job
Protects the DNA that controls the activities of the cell
Makes rRNA which make up ribosomes
Make proteins
Processes, sorts, and ships proteins where needed
Nucleolus- job
Protects the DNA that controls the activities of the cell
Makes rRNA which make up ribosomes
Make proteins
Processes, sorts, and ships proteins where needed
Ribosomes- job
Protects the DNA that controls the activities of the cell
Makes rRNA which make up ribosomes
Make proteins
Processes, sorts, and ships proteins where needed
Golgi apparatus- job
Protects the DNA that controls the activities of the cell
Makes rRNA which make up ribosomes
Make proteins
Processes, sorts, and ships proteins where needed
Lysosomes - TWO jobs
Breakdown dead stuff
Can do programmed cell death
Storage for food water and waste
Help cells divide by pulling chromosomes apart
Vacuoles - job
Breakdown dead stuff
Can do programmed cell death
Storage for food water and waste
Help cells divide by pulling chromosomes apart
There is one large central on in plant cells and multiple smaller ones in animal cells
Centrioles
Vacuoles
Golgi Apparatus
Centrosomes
Cilia
Move fluid across cell surface
Move entire cell
Create ribosomes
Make proteins
Flagella
Move fluid across cell surface
Move entire cell
Create ribosomes
Make proteins
Mitochondria - job
Powerhouse of the cell (where cellular respiration happens)
Converts energy from the sun (where photosynthesis happens)
Protects and maintains shape
Storage center of the plant cell
Chloroplast job (Plant cells only!)
Powerhouse of the cell (where cellular respiration happens)
Converts energy from the sun (where photosynthesis happens)
Protects and maintains shape
Storage center of the plant cell
Cell Wall job (Plant cells only!)
Powerhouse of the cell (where cellular respiration happens)
Converts energy from the sun (where photosynthesis happens)
Protects and maintains shape
Storage center of the plant cell
Central Vacuole (Plant cells only!)
Powerhouse of the cell (where cellular respiration happens)
Converts energy from the sun (where photosynthesis happens)
Protects and maintains shape
Storage center of the plant cell
To maintain and regulate constant or stable internal conditions
Homeostasis
Cell Membrane
Selectively Permeable
Passive Transport
Much of homeostasis is maintained by the ______________ controlling movement of things in and out of the cell
Cell Membrane
Passive Transport
Active Transport
Organelles
Requires no extra energy by the cell
Passive transport
Active transport
Requires extra energy to be spent
Passive transport
Active transport
Molecules moving down a concentration gradient from high to low
Diffusion
Osmosis
Active Transport
Hypotonic Solutions
WATER molecules move down a concentration gradient from an area of high to low
Diffusion
Osmosis
Facilitated Diffusion
Transcription
Hypertonic Solutions
Water concentration is below what is found in a cell's cytoplasm
Water concentration is above what is found in a cell's cytoplasm
Water will move into a cell down its concentration gradient
Identical water concentrations to what is found in a cell's cytoplasm
Hypotonic Solutions
Water concentration is below what is found in a cell's cytoplasm
Water concentration is above what is found in a cell's cytoplasm
Water will move into a cell down its concentration gradient
Identical water concentrations to what is found in a cell's cytoplasm
Isotonic Solutions
Water concentration is below what is found in a cell's cytoplasm
Water concentration is above what is found in a cell's cytoplasm
Water will move into a cell down its concentration gradient
Identical water concentrations to what is found in a cell's cytoplasm
Cell uses energy to import large amounts of materials INTO the cell using a vesicle
Endocytosis
Exocytosis
Cell uses energy to import large amounts of materials OUT OF the cell using a vesicle
Endocytosis
Exocytosis
Organism
One individual; one member of a species
A distinct set or organs within an organism that works together as a unit for a common function
Several types of tissue that work together for a common function
A group of identical cells working together for a common function
Organ System
One individual; one member of a species
A distinct set or organs within an organism that works together as a unit for a common function
Several types of tissue that work together for a common function
A group of identical cells working together for a common function
Organ
Most basic unit o life that has all characteristic of living things
A distinct set or organs within an organism that works together as a unit for a common function
Several types of tissue that work together for a common function
A group of identical cells working together for a common function
Tissue
Most basic unit o life that has all characteristic of living things
A distinct set or organs within an organism that works together as a unit for a common function
Several types of tissue that work together for a common function
A group of identical cells working together for a common function
Cell
Most basic unit o life that has all characteristic of living things
A distinct set or organs within an organism that works together as a unit for a common function
Several types of tissue that work together for a common function
A group of identical cells working together for a common function
Cells that can become differentiated into one or more types of specialized cells
Stem Cells
Prokaryotic Cells
Eukaryotic Cells
Individual Cells
A repeated pattern of growth, DNA duplication and cell division that occurs in EUKARYOTIC cells
Cell Cylce
Interphase
Organ
Organsim
How many chromosomes does our body have
39
48
46
24
Chromatid
One half of a duplicated chromosome
Two identical chromatids
Region of the condensed chromsomes that looks pinched
Ends of the DNA molecule
Sister Chromatids
One half of a duplicated chromosome
Two identical chromatids
Region of the condensed chromsomes that looks pinched
Ends of the DNA molecule
Centromere
One half of a duplicated chromosome
Two identical chromatids
Region of the condensed chromsomes that looks pinched
Ends of the DNA molecule
Telomere
One half of a duplicated chromosome
Two identical chromatids
Region of the condensed chromsomes that looks pinched
Ends of the DNA molecule
TWO types of Tumors
Malignant (Dangerous and spreadable)
Benign (Harmless and removable)
Megaign (Harmless but spreadable)
Carcinogens (Harmless)
