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Flashcards in part 3 Deck (7)
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1

boron

required for the uptake of Ca2+, membrane functioning, cell differentiation, cell elongation, and carbohydrate translocation

2

boron's deficiency symptoms

death of stem and root apices
loss of apical dominance
rosseting of leaves, stem brittle but stout

3

copper and its deficiency symptoms

component of plastocyanin and RuBp carboxylase
deficiency: 1. Reduced absorption of Co2
2. necrosis at the tip of the young leaves and then the margins

4

zinc and its deficiency symptom

activates carboxylase. Required for the synthesis of auxin
deficiency: yellow streak on leaves

5

chlorine

component of oxygen evolving complex. anion-cation balance in the cells

6

chlorine's deficiency symptoms

bronze color in leaves, chlorosis and necrosis

7

etiolation

symptoms seen in the plant where the plant is grown in complete darkness