L1-3 quiz

• _ are membrane bound bags of digestive enzymes

  lysosomes
• to distinguish bacteria using thickness of peptidoglycan layer in the cell wall: this differential staining is called


  gram staining
• mitochondria are organelles primarily involved in

  energy release and capture
• some functions of the eukaryotic organelles are in bacteria by the

  plasma membrane (e.g. cyanobacteria carry out photosynthesis in the plasma membrane)
• electron microscope can magnify object hundreds of thousand times bigger
• genetic material of which cell type is included in single, circular molecule of DNA devoid of any histone proteins?

  bacteria (has no histone-associated DNA)
• interior of eukaryotic cells contain numerous membrane-bound structures that together are called

  endomembrane system
• the endomembrane system consists of:

  • nuclear envelope
  • endoplasmic reticulum
  • golgi apparatus
  • lysosomes
• plasma _ encloses the cell and separates its contents from the surroundings

  membrane
• who first described cells?

  Robert Hooke -> described many cells "similar to the rooms or cells in which monks lived"
• who first looked at tiny living cells and called them "animalecules"

  Anton van Leeuwenhoek