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Contents
· Plants Responses
· Animal Responses
· Muscle Contraction
· Behaviour…read more

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Behaviour
· Behaviour is an organism's response to
changes in its external environment
· Responding in the right way to an
environmental change helps organisms
survive and reproduce
· Organisms behaviour is influenced by both
genes and its environment…read more

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Behaviour
· Innate behaviour is behaviour that organisms do
instinctively
­ It is inherited in the genome of the organism
­ It follows a rigid, fixed pattern and is so inflexible and
stereotyped (the same in all members of a species)
­ It is automatic and does not require thought or learning
· Learned behaviour is influenced by the environment
­ It allows animals to respond to changing conditions
­ Behaviour that is changed, altered and learnt by
experience
­ It requires memory and practice
­ The behaviour is variable in members of the same species…read more

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INSERT COMPARING TABLE ABOUT INNATE
AND LEARNT BEHAVIOUR…read more

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Innate Behaviour
· Escape Reflexes
­ The organisms move away from potential danger
­ A particular stimulus brings about an automatic
response, the function of which is to avoid
predators
­ Doesn't involve the brain
­ Example: Cockroaches run away when your foots
about to squash them…read more

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