cell theory/genetics

• Stem cells


  Bone marrow
• Blood cells


  Oxygen
• Skin cells


  barrier
• Cancer


  Grows
• Sex cells


  Division
• Stomach lining


  5
• Red blood c.


  Four months
• White


  One year
• Skin


  2-3 w.
• Sperm


  3 d.
• Neurons


  Lifetime
• Prokaryotic

  1. Undev. Nucleus
  2. One chrom.
  3. No organelle
  4. 0.5-5
• Eukaryotic

  1. Dev nuc.
  2. More than one
  3. Organelles present
  4. 5-100
• Robert Hooke 1665


  Cell
• Anton Van Leeuwenhoek 1674


  Living
• Robert Brown 1883


  Nucleus
• Felix Dujardin 1835


  Fluid
• Matthias Schleiden 1838


  Plants
• J.E Purkinje 1839


  Protoplasm
• Theodor Schwann 1839


  animals
• Carl Heinrich Braun 1845


  Life
• Rudolf Virchow 1855


  pre-existing
• Plant Cell

  1. Cell Wall
  2. Large Vac.
  3. Chloroplast
  4. Nuc. to the side
• Animal Cell

  1. Small Vac.
  2. Centrioles & somes
  3. Flagella
  4. Center nuc.
• Cell Wall


  Protect
• Cell memb.


  Regulating
• Nucleus


  store dna
• Mitochondria


  powerhouse
• Centrosome


  Near nucleus
• Cytoplasm


  Jelly-like
• Vacuole


  maintaining
• Rep Cells


  23
• Genetics


  Branch
• Heredity


  Passing of traits
• Variation


  Naturally occurring, Permits Flexibility
• Sex Sel.


  Driven by comp.
• Nat. Sel.


  Survival
• Gene Var.


  Diversity
• Environment


  Factors
• Genes


  Heredity