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Coordination questions

Coordination questions | form five Biology

Find Coordination examination questions, form five Biology in acaproso.com

# Question
1

Figure 2 below shows a certain stage of synaptic transmission

Coordination Questions form five synaptic

  1. Identify each of the parts labeled T, U, V, W, X and Z
  2. What is the state of the region shown by letter Y?
  3. State the role played by structure labeled U and W respectively
  1. Why do some impulses arriving at the pre-synaptic membrane fail to produce an action potential in the post synaptic neuron whereas several impulses arriving in succession can do so?

Long answers
2

Describe the mode of action of neurotransmitter at a synapse, including how it is stored and destroyed.


Long answers
3

Distinguish between the following 

  1. Nervous and hormonal cordination. Give four points
  2. Positive and negative feedback of body temperature regulation process. Give two points

Short answers
4

Examine four properties of a hormone which enables it to accomplish its functions.


Short answers
5
  1. What is phytohormone?
  2. Outline three roles of each of the following phytohormones.
  1. Auxins
  2. Gibberellins
  3. Cytokinins

Short answers