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Hormone and Chemical Coordination$1. Diagram A and B below show two different mechanism of hormone action
(a) (i) Name hormone A and B in the mechanism above.
Hormone A:...........................................................................
Hormone B:...........................................................................
(Level 1) [1 marks]
(ii) Describe the characteristic of the hormone which enable it to carry out its function.
Hormone A:...........................................................................................................................
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Hormone B:...........................................................................................................................
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(Level 2) [2 marks]
(b) Name the process A and B in diagram A.
Process A:.............................................................................
Process B:.............................................................................
(Level 1) [1 mark]
(c) Explain the mechanism of hormone action for diagram A.
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(Level 2) [2 marks]
(d) Describe the detail the process that occurs in diagram B.
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(Level 2) [4 marks]
Diagram A
Diagram B
$2. (a) Describe the roles of auxin and gibberellin in plant growth. [10 marks]
(b) Discuss the ways in which plant growth can be improved by using plant regulators. [5 marks]