BIOLOGY 102 UNIT III OUTLINE

 
Plant life cycles
 Annual
 Biennial
 Perennial
Seedling growth patterns
 Meristemic (length)
 Cambium (girth)
 cork
 vascular 
Plant vascular tissues
 Xylem
 tracheids
  vessels
 Phloem
 sieve tube members
 companion cells
Tissue organization in roots
 Root tip
 root cap
 apical meristem
 region of elongation
 region of maturation
 differentiation
 Primary root cross section
 Vascular cylinder
 Stele
 xylem and phloem
 vascular cambium
 pericycle
 Cortex
 endodermis
 parenchyma
 epidermis
 Secondary root growth
 cork cambium
Function of roots
 Tap roots
 Lateral roots
 Adventitious
Tissue organization in primary stems (shoots)
 Apical meristem
 tunica
 leaf primordia
  Region of elongation
 lateral meristems
 lateral bud primordia
 Differentiation of primary tissues
 vascular tissues
 procambium
 cambium
 xylem and phloem
 Vascular rays
 collenchyma and sclerenchyma
 Vascular rings
 Secondary growth
 cork cambium
Tissue organization in the leaves
 Vascular tissues
 petiole
 midrib
 veins
 bundle sheath
 Blade
 upper and lower epidermis
 leaf hairs
 stomata
 palisade parenchyma
 spongy parenchyma
Transport mechanisms in plants
 Passive
 Osmotic
 Capillary action
 Transpiration
 Active
 Ion pumps
 Nitrate acquisition
 Phosphate acquisition
Plant nutrients
 Macronutrients
 NPK Ca Mg S
 Micronutrients
Phloem transport
 pressure flow hypothesis
Plant hormones
 Auxins
  IAA
 NAA
 2,4-D
 Cytokinins
 Gibberilins
 Abscisic acid
 Ethylene
 Oligosaccharins
Tropisms
 Phototropism
 Gravitropism
Photoperiodism
 Short day plants
 Long day plants
 Day neutral plants
  phytochromes
 Florigen
Circadian rhythms
Plant movements - touch response