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LC Biology

All Biology Definitions for Leaving Cert

The Scientific Method

  • Scientific Method is a process of investigation where problems are identified and their explanations are tested by carrying out experiments.
  • Observation : An unbiased, accurate report of an event.
  • Hypothesis : An educated guess based on observations.
  • Experiment : An experiment is designed to test a hypothesis.
  • Data : Consists of measurements, observations/information gathered during an experiment.
  • Replicate : A repeat of an experiment.
  • Control : A comparison used to provide a standard against which the actual experiment can be judged.
  • Theory : A hypothesis that has been supported by different experiments.
  • Principle/Law : A theory that... (More)
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LC English

The Ambition of Macbeth

The ambition of the character Macbeth in Shakespeare's play "Macbeth" is a driving force that ultimately leads to his downfall. At the beginning of the play, Macbeth is a respected and successful general in the Scottish army, but he becomes consumed by his desire for power and position.

Upon receiving a prophecy from three witches that he will one day be the King of Scotland, Macbeth becomes ambitious and begins to plot his rise to the throne. He becomes convinced that the only way to fulfill the prophecy is to kill King Duncan and take his place as ruler. Despite... (More)

Short Quotes & Notes about Macbeth

Brave, Noble Soldier

  • “Till he unseam’d him from his nave to his chaps”
  • “Bellona’s bridegroom”
  • “Noble macbeth”
  • “Valour’s minion”

Ambitious, but not ruthless

  • “I have no spur to prick the sides of my intent, but only vaulting ambition”
  • “I do fear thy nature, it is too full o’ the milk of human kindness to catch the nearest way. Thou wouldst be great, art not without ambition, but without the illness that should attend it”

Loves his wife

  • “My dearest partner of greatness”
  • “Be innocent of the knowledge, dearest chuck”
  • “Bring forth men children only”


  • “Stars, hide your fires, let... (More)