1. GA
2. ABA
3. 2,4-D
4. IAA
GA
1. cytochrome
2. iron-sulphur protein
3. ferredoxin
4. quinone
quinone
1. Abscisic acid — Stornatal closure
2. Gibberellic acid — Leaf fall
3. Cytokinin — Cell division
4. IAA — Cell wall elongation
Gibberellic acid — Leaf fall
1. Movement of water from cell B to A
2. No movement of water
3. Equilibrium between the two
4. Movement of water from cell A to B
Movement of water from cell A to B
1. Mn
2. Zn
3. Cu
4. Ca
Ca
1. lactate dehydrogenase
2. isocitrate dehydrogenase
3. malate dehydrogenase
4. succinate dehydrogenase
succinate dehydrogenase
1. holding cells together
2. protein synthesis
3. chlorophyll synthesis
4. cell wall development
chlorophyll synthesis
1. ATP in small stepwise units
2. ATP in one large oxidation reaction
3. Sugars
4. Nucleic acids
ATP in small stepwise units
1. a cell in the pollen grain in which the sperms are formed
2. a cavity in the ovule in which pollen grains are stored after pollination
3. an opening in the megagametophyte through which the pollen tube approaches the egg
4. the microsporangium in which pollen grains develop
a cavity in the ovule in which pollen grains are stored after pollination
1. microspore
2. generative cell
3. vegetative cell
4. microspore mother cell
generative cell