Specialized Cells Specialized Cells A multicellular organism has

Specialized Cells

Specialized Cells A multi-cellular organism has levels of organization. o All cells, tissues, and organs have specific functions. o Specific functions requires specific abilities to fulfill roles! o

Specialized Cells Ø Specialized Cells ü Cells that have physical and chemical differences that allow them to perform one job very well.

Specialized Cells Ø 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 o Red Blood Cells Ø Ø Contains hemoglobin that carries oxygen in the blood. Smooth – they easily pass through blood vessels.

Specialized Cells - Animals o Muscle Cells Ø Ø Arranged in bundles. Contract causing bones to move.

Specialized Cells - Animals o Fat Cells Ø Large vacuole stores fat molecules storage of chemical energy.

Specialized Cells - Animals o Skin Cells Ø Fit together tightly forming a protective barrier and reduces water loss.

Specialized Cells - Animals o White Blood Cells Ø Ø Can move like amoeba. Engulf invading bacteria to fight infection.

Specialized Cells - Animals o Nerve Cells Long, thin, and have many branches. Ø Conduct electrical impulses to coordinate body activity. Ø

Specialized Cells - Animals o Bone Cells Collect calcium from food; required for growth and repair of bones. Ø Build bones around themselves, building the skeleton. Ø

Specialized Cells - Animals o Sperm Cells Ø Ø Can move independently. Carry DNA from male parent to join the with DNA of female parent.

Specialized Cells - Plants o Plants also have specialized cells. Ø 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 o Xylem Cells Ø Move water and minerals through the plant.

Specialized Cells - Plants o Phloem Cells Ø Move sugars through the plant.

Specialized Cells - Plants o Ground Tissue Cells Ø Storage of starch and energy for the plant.

Specialized Cells - Plants o Epidermal Cells Ø Protect the plant and facilitate water absorption from roots.

Specialized Cells - Plants o Photosynthetic Cells Ø Contain chloroplasts which collect energy from the sun to make sugar for the plant.

Specialized Cells - Plants o Guard Cells Ø 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

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