Mitosis & Differentiation

In mitosis, the two resulting cells are

• different from the starting cell and identical to each other.
• different from the starting cell and different from each other.
• identical to the starting cell and different from each other.
• identical to the starting cell and identical to each other.

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Which of the following best explains why cells must divide by mitosis. You can select more than one.

• To prevent the cell membranes from imploding.

• To allow an organism to grow.

• To utilize excess energy from cell respiration.

• To repair/replace old or damaged cells.

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Mitosis starts with one cell and ends with...

• one cell

• two cells

• three cells

• four cells

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What best explains the role of cellular division?

• to grow, develop, and repair tissue

• to eliminate unneeded cells

• to produce egg and sperm cells

• to eliminate waste from your body

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What is cell differentiation?

• Process by which cells produce more cells
• Process by which cells become specialized
• Process by which cells become unspecialized
• Process by which cells die

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What is one goal of cellular differentiation/specialization?

• To create specialized cells to help organism maintain homeostasis.
• To many cells.
• To make stem cells
• to make single celled organisms

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Stem cells are

• cells that grow uncontrollably
• undifferentiated and can be any type of cell
• never go through cell division
• only found in embryos

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what is the role of stem cells in the body 

• fight against infection 
• provide specialized roles in the body 
• used for fertility treatment 
• they produce new specialized cells in the body to replace old cells that are used up 

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Name the cellular process responsible for repair, growth, and development in living organisms.

• meiosis

• mitosis

• transcription

• translation

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Stem cell research is controversial because in involves?

• social issues
• ethical issues
• educational issues
• economical issues