Organism level

• How might a desert animal adapt to its environment?

  By conserving water through special mechanisms
• What role do genes play in reproduction?

  They are passed on to new individuals
• What are the main components of a eukaryotic cell?

  • Cell wall
  • Plasma membrane
  • Cytoplasm
  • Nucleus
  • Mitochondria
  • Ribosomes
  • Golgi body
  • Endoplasmic reticulum
  • Lysosomes
  • Vacuoles
• What is the name of the structure that contains the genetic material in a prokaryotic cell?

  Nucleoid
• What is the name of the structure that is responsible for protein synthesis in a prokaryotic cell?

  Ribosome
• What are the key differences between prokaryotes and eukaryotes?

  • Prokaryotes:
  • No true nucleus
  • Smaller size
  • Circular DNA
  • Simpler structure
  • Eukaryotes:
  • True nucleus
  • Larger size
  • Linear DNA
  • More complex structure
• How do organisms demonstrate organization and structure?

  They have specific parts that work together
• What are the key characteristics that define organisms as living beings?

  Organization, metabolism, growth, adaptation, response, reproduction
• Why is the organism level important in physiological organization?

  It integrates all body systems for cooperation
• What type of DNA do prokaryotes have?

  Circular DNA
• What is the purpose of the reproductive system?

  Enables the production of offspring
• What is the organism level in physiological organization?

  The highest level of physiological organization
• How do the systems at the organism level work together?

  They ensure the organism survives and thrives
• In which organisms are prokaryotic cells found?

  Prokaryotic cells are found in bacteria
• What is the primary function of the respiratory system?

  Takes in oxygen and releases carbon dioxide
• In which organisms are eukaryotic cells found?

  Eukaryotic cells are found in animals, plants, and fungi
• What is the name of the structure that is responsible for energy production in a eukaryotic cell?

  Mitochondria
• What function does the nervous system serve when running?

  It coordinates muscle movements
• What systems are included in the organism level?

  • Nervous system: communication and control
  • Respiratory system: breathing
  • Digestive system: processing food
  • Circulatory system: transporting nutrients and oxygen
• What does metabolism refer to in organisms?

  Using energy for life processes
• What are the key functions of the organelles found in a prokaryotic cell?

  • Cell wall: Provides structural support and protection
  • Plasma membrane: Controls movement of materials in/out of cell
  • Nucleoid: Contains genetic material (DNA)
  • Ribosomes: Site of protein synthesis
  • Mesosomes: Involved in cellular respiration and cell division
• How do organisms exhibit growth and development?

  They increase in size and complexity over time
• What is the name of the structure that surrounds the cell in a prokaryotic cell?

  Cell wall
• What do organisms produce through reproduction?

  New individuals of their species
• What type of DNA do eukaryotes have?

  Linear DNA
• How does the organism level ensure survival?

  By ensuring all systems function together
• How would you describe the structure of eukaryotes?

  Eukaryotes have a more complex structure
• What is the significance of reproduction in organisms?

  It allows genes to pass on to new individuals
• How do organisms respond to stimuli?

  They react to changes in their surroundings
• What is the name of the structure that surrounds the genetic material in a eukaryotic cell?

  Nucleus
• What role does the circulatory system play during running?

  It delivers oxygen to muscles
• What are the key differences between a prokaryotic cell and an eukaryotic cell?

  • Prokaryotes lack a true nucleus, while eukaryotes have a membrane-bound nucleus
  • Prokaryotes lack membrane-bound organelles, while eukaryotes have membrane-bound organelles like mitochondria and Golgi body
  • Prokaryotes have a simpler internal structure, while eukaryotes have a more complex internal structure
  • Prokaryotes are generally smaller in size compared to eukaryotes
• What are the key functions of the organelles found in an eukaryotic cell?

  • Nucleus: Contains genetic material and controls cell activities
  • Mitochondria: Site of cellular respiration and ATP production
  • Endoplasmic reticulum: Site of protein synthesis and transport
  • Golgi body: Processes and packages proteins for distribution
  • Lysosomes: Contain digestive enzymes to break down materials
  • Vacuoles: Storage and transport of materials
• How would you describe the structure of prokaryotes?

  Prokaryotes have a simpler structure
• What are the two main types of organisms based on cell type?

  Prokaryotes and Eukaryotes
• What does the organism level integrate?

  All the body's systems to function as a whole
• What does the nervous system do?

  Controls and coordinates all body functions
• What are some life processes that require metabolism?

  Digestion and breathing
• What are the main characteristics that differentiate prokaryotes from eukaryotes?

  • Prokaryotes:
  • No true nucleus
  • Smaller size
  • Circular DNA
  • Simpler structure
  • Eukaryotes:
  • True nucleus
  • Larger size
  • Linear DNA
  • More complex structure
• What does adaptation mean for organisms?

  Adjusting to their environment