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Biology
Cells
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Created by
Joe Dobson
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Cards (23)
What are cells considered in biology?
The basic
building blocks
of life
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What is the smallest unit of life that can replicate independently?
A
cell
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How do bacteria reproduce when they divide?
They produce a whole new
organism
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What type of cells are animals and plants classified as?
Eukaryotic cells
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How many types of cells does an adult human contain?
Over
40 trillion
cells
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What surrounds both animal and plant cells?
A
cell membrane
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What is the function of the cell membrane?
Controls
substances
passing in and out
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What contains the genetic material of the cell?
The nucleus
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What is cytoplasm compared to in the video?
Water filling a
water balloon
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What is the role of mitochondria in cells?
Provide energy for
cell function
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What process do mitochondria use to release energy?
Aerobic respiration
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What are the common subcellular structures in both animal and plant cells?
Cell membrane
Nucleus
Cytoplasm
Mitochondria
Ribosomes
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What additional structure do plant cells have that animal cells do not?
A rigid
cell wall
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What is the function of the cell wall in plant cells?
Provides support
and
structure
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What is contained in the permanent vacuole of plant cells?
Cell sap
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What is the role of chloroplasts in plant cells?
Site of
photosynthesis
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What green substance do chloroplasts contain?
Chlorophyll
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What do bacteria consist of?
A single
prokaryotic
cell
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What structures do bacterial cells lack compared to eukaryotic cells?
Mitochondria
and
chloroplasts
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How is bacterial genetic material organized?
Single
circular
strand
of
DNA
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What are plasmids in bacteria?
Small rings of
DNA
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What is the function of flagella in bacteria?
Propel
the bacteria for
movement
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Compare the structures of eukaryotic and prokaryotic cells.
Eukaryotic cells:
Have a
nucleus
Are
multicellular
(e.g., plants, animals)
Contain
organelles
like mitochondria and
chloroplasts
Prokaryotic cells:
Lack a nucleus
Are
unicellular
(e.g., bacteria)
Have a
circular
strand
of
DNA
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