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Questions and Answers
What is the highest level of organization in living organisms?
What is the highest level of organization in living organisms?
Organism
What type of nutrition involves the conversion of light energy into chemical energy?
What type of nutrition involves the conversion of light energy into chemical energy?
Photosynthesis
What type of transport involves the movement of molecules from an area of high concentration to an area of low concentration?
What type of transport involves the movement of molecules from an area of high concentration to an area of low concentration?
Passive transport (diffusion)
What is the energy currency of cells, and what is its role in metabolism?
What is the energy currency of cells, and what is its role in metabolism?
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What is the process by which cells maintain a constant internal environment, and what is its importance?
What is the process by which cells maintain a constant internal environment, and what is its importance?
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What is the difference between innate and acquired responses?
What is the difference between innate and acquired responses?
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What is the process by which cells become specialized to perform specific functions?
What is the process by which cells become specialized to perform specific functions?
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What is the primary difference between asexual and sexual reproduction?
What is the primary difference between asexual and sexual reproduction?
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What is the process by which plants produce new individuals from vegetative parts?
What is the process by which plants produce new individuals from vegetative parts?
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Study Notes
Life Processes
Organization
- Levels of organization:
- Molecule
- Organelle
- Cell
- Tissue
- Organ
- Organ system
- Organism
Nutrition
- Types of nutrition:
- Autotrophic (self-nutrition)
- Heterotrophic (other-nutrition)
- Modes of nutrition:
- Photosynthesis (light energy)
- Chemosynthesis (chemical energy)
- Ingestion (eating)
- Absorption (taking in nutrients)
Metabolism
- Catabolism (breakdown of molecules)
- Anabolism (synthesis of molecules)
- Energy transformation:
- ATP (energy currency)
- Cellular respiration (energy release)
Transportation
- Types of transport:
- Passive transport (diffusion, osmosis)
- Active transport (carrier proteins)
- Transport mechanisms:
- Blood circulation (animals)
- Xylem and phloem (plants)
Regulation
- Homeostasis (maintenance of constant internal environment)
- Negative feedback mechanisms:
- Thermoregulation
- Blood sugar regulation
Response
- Types of response:
- Innate response (inborn)
- Acquired response (learned)
- Response mechanisms:
- Nervous system (animals)
- Hormone system (plants and animals)
Growth and Development
- Types of growth:
- Increase in size
- Increase in number of cells
- Developmental processes:
- Morphogenesis (shape formation)
- Differentiation (cell specialization)
Reproduction
- Types of reproduction:
- Asexual reproduction (single parent)
- Sexual reproduction (two parents)
- Reproductive strategies:
- Vegetative propagation (plants)
- Gamete production (animals)
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Description
Test your understanding of life processes, including organization, nutrition, metabolism, transportation, regulation, response, growth, and reproduction. From cells to organisms, assess your knowledge of biological processes.
