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Specialized Cells
Specialized Cells
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A multi-cellular organism has levels
of organization.
All cells, tissues, and organs have
specific functions.
Specific functions requires specific
abilities to fulfill roles!
Specialized Cells
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Specialized Cells
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Cells that have physical and
chemical differences that allow
them to perform one job very
well.
Specialized Cells
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Lung tissue cells are different
from brain cells, are different
from intestinal cells, are
different from blood cells, are
different from skin cells, are
different from nerve cells, are
different from…….
Specialized Cells - Animals
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Red Blood Cells
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Contains hemoglobin that
carries oxygen in the blood.
Smooth – they easily pass
through blood vessels.
Specialized Cells - Animals
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Muscle Cells
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Arranged in bundles.
Contract causing bones to
move.
Specialized Cells - Animals
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Fat Cells
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Large vacuole stores fat
molecules
storage of
chemical energy.
Specialized Cells - Animals
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Skin Cells
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Fit together tightly forming a
protective barrier and reduces
water loss.
Specialized Cells - Animals
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White Blood Cells
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Can move like amoeba.
Engulf invading bacteria to
fight infection.
Specialized Cells - Animals
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Nerve Cells
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Long, thin, and have
many branches.
Conduct electrical impulses to
co-ordinate body activity.
Specialized Cells - Animals
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Bone Cells
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Collect calcium from food;
required for growth
and repair of bones.
Build bones around
themselves, building
the skeleton.
Specialized Cells - Animals
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Sperm Cells
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Can move independently.
Carry DNA from male parent to
join the with DNA of female
parent.
Specialized Cells - Plants
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Plants also have specialized
cells.
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Cells of the leaf perform
different functions from the
trunk cells, different from the
root cells, different from the
stalk cells, different from the …
Specialized Cells - Plants
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Xylem Cells
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Move water and minerals
through the plant.
Specialized Cells - Plants
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Phloem Cells
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Move sugars through the plant.
Specialized Cells - Plants
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Ground Tissue Cells
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Storage of starch and energy
for the plant.
Specialized Cells - Plants
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Epidermal Cells
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Protect the plant and facilitate
water absorption from roots.
Specialized Cells - Plants
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Photosynthetic Cells
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Contain chloroplasts which
collect energy from the sun to
make sugar for the plant.
Specialized Cells - Plants
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Guard Cells
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Control water loss from
the leaves of plants.
Vocabulary
Specialized Cells
Red Blood Cells
Muscle Cells
Fat Cells
Skin Cells
White Blood Cells
Nerve Cells
Bone Cells
Sperm Cells
Photophores
Transport Cells
Storage Cells
Epidermal Cells
Photosynthetic Cells
Guard Cells
Homework
Page 60
# 1, 2, 4, 5, 6