Living organisms and cells

• What type of organisms are classified as eukaryotic?

  Animal, plant, fungi
• What is a key characteristic of eukaryotic cells?

  DNA is in the nucleus
• What is a defining feature of prokaryotic cells?

  No nucleus
• What do prokaryotic cells lack compared to eukaryotic cells?

  Membrane-bound organelles
• What is the process of stem cells differentiating?

  • Stem cells change to become specialized cells
  • Specialized cells are adapted for specific functions
• What is the function of ribosomes in animal cells?

  Site of protein synthesis
• What does the nucleus contain in animal cells?

  DNA
• What is the role of mitochondria in plant cells?

  Releases energy through respiration
• What is the function of chloroplasts in plant cells?

  Site of photosynthesis
• What provides structure to plant cells?

  Cell wall
• What is the function of vacuoles in plant cells?

  Stores cell sap
• What are the levels of organization in living organisms?

  1. Organelle: Part of a cell (e.g., nucleus)
  2. Cell: Basic structural unit of life
  3. Tissue: Collection of similar cells
  4. Organ: Collection of different tissues
  5. Organ System: Collection of different organs
  6. Organism: All organ systems together
• What is the basic structural unit of living organisms?

  Cell
• What is the function of muscle tissue?

  To facilitate movement
• What is the role of the circulatory system?

  To transport blood and nutrients
• What are the characteristics of living organisms?

  • Movement: Ability to move
  • Respiration: Energy release from glucose
  • Sensitivity: Response to environment
  • Control: Regulation of internal conditions
  • Growth: Increase in size
  • Reproduction: Ability to reproduce
  • Excretion: Removal of waste
  • Nutrition: Need for nutrients
• What is the process of respiration in living organisms?

  Release of energy from glucose
• How do plants demonstrate sensitivity?

  By responding to sunlight and gravity
• What do living organisms need for nutrition?

  Nutrients
• What is asexual reproduction?

  Cloning themselves
• What is excretion in living organisms?

  Removing waste
• What is the significance of growth in living organisms?

  Indicates development and maturity
• What is the formula linking magnification image size and actual size

  magnification=image size/actual size
• What type of organisms are classified as Prokaryotic

  Bacteria