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Bio 20 - DNA

QuestionAnswer
What is the main difference between prokaryotic and eukaryotic cells? Prokaryotic cells have no nucleus or membrane-bound organelles; eukaryotic cells have a nucleus and organelles.
What are the three main parts of a eukaryotic cell? Nucleus, cytoplasm, and cell membrane.
What is the function of the mitochondria? Produces energy (ATP) through cellular respiration.
What is the role of the cell membrane? Controls what enters and exits the cell, maintaining homeostasis.
What is the function of ribosomes? Make proteins by translating mRNA.
What is the difference between plant and animal cells? Plant cells have a cell wall, chloroplasts, and a large central vacuole; animal cells do not.
What is diffusion? Movement of molecules from high to low concentration.
What is osmosis? The diffusion of water across a semipermeable membrane.
What is active transport? Movement of molecules against the concentration gradient using energy (ATP).
What is photosynthesis? Process in plants where sunlight is converted into chemical energy (glucose) using CO₂ and H₂O.
What is the chemical equation for photosynthesis? 6CO₂ + 6H₂O + light → C₆H₁₂O₆ + 6O₂
What is cellular respiration? Process where cells break down glucose to make ATP (energy).
What is the chemical equation for cellular respiration? C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O + ATP
Created by: user-2017769
 

 



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