Topic 2.2 Cell division and stem cells

Key Terms 

Chromosomes: Linear arrangements of genes. 

Embryo: An early stage of develpoment in a foetus. 

Gametes: Sex cells (half the chromosome number). 

Gene: A length of DNA that codes for one protein. 

Meiosis: Cell Division for reproduction to create gametes. 

Meristrem: Part of the shoots and roots that are undifferentiated. 

Mitosis: Cell divison for growth and repair. 

Stem Cells: Cells that are undifferentiated that can become any type of cell. 

Undifferentiated: Not specialised. 

Full Summary

• Mitosis is normal cell division for growth and repair. 
• In mitosis, the chromosome number…