Youtube plant growth.

• What is the collection of cells at the tip of the root called?

  Meristem
• What type of cells are found in the meristem?

  Stem cells
• What process occurs in the meristem of roots?

  Mitosis
• What happens to a cell during mitosis in the meristem?

  One cell divides into two cells
• What is the result of repeated cell division in the meristem?

  New cells are formed
• In which zone do roots grow longer?

  Zone of elongation
• What occurs in the zone of elongation?

  Cells elongate and get longer
• What happens to cells after they elongate in the zone of elongation?

  They differentiate into specialized cells
• What specialized cells do the elongated cells become?

  Root hair cells
• What is the zone where cells specialize called?

  Zone of differentiation
• What are the stages of root cell development?

  1. Cells formed in the meristem
  2. Cells elongate in the zone of elongation
  3. Cells differentiate in the zone of differentiation
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