Cell Growth Differentiation Specialization Stem Cells How does

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Cell Growth - Differentiation & Specialization Stem Cells

Cell Growth - Differentiation & Specialization Stem Cells

How does your body grow bigger? Heal an injury?

How does your body grow bigger? Heal an injury?

Cells reproduce! The process by which a cell splits into two new daughter cells

Cells reproduce! The process by which a cell splits into two new daughter cells is called cell division.

How many cells did we start out as? Zygote Blastocyst Embryo Human Development -

How many cells did we start out as? Zygote Blastocyst Embryo Human Development - Zygote to Infant Fetus

Cell Differentiation is the process in which a cell develops into a specific type

Cell Differentiation is the process in which a cell develops into a specific type of cell within a multicellular organism. • Ex) Muscle, skin, leaf, root cell

The original cell or stem cell changes in response to triggers from the body

The original cell or stem cell changes in response to triggers from the body or itself into different cells.

WHAT ARE STEM CELLS? Stem Cells are undifferentiated (unspecialized) cells that can… • Create

WHAT ARE STEM CELLS? Stem Cells are undifferentiated (unspecialized) cells that can… • Create other kinds of cells that specialize through differentiation • Create more stem cells Stem Cell Story TED Ed - Stem Cells

Research on stem cells • Medical researchers believe that stem cell therapy has the

Research on stem cells • Medical researchers believe that stem cell therapy has the potential to dramatically change the treatment of human disease. • A number of adult stem cell therapies already exist, particularly bone marrow transplants that are used to treat leukemia.

Research on stem cells

Research on stem cells

Potential uses of stem cells NOVA - Replacing Body Parts Made to Order -

Potential uses of stem cells NOVA - Replacing Body Parts Made to Order - Stem Cell Organs CBS 60 Minutes - Growing Body Parts

Potential problems • One concern of treatment is the risk that transplanted stem cells

Potential problems • One concern of treatment is the risk that transplanted stem cells could form tumors and become cancerous if cell division continues uncontrollably. • Medical vs. Ethical Debate (embryonic cells)