Cell membrane — role?
Controls substance movement in/out
Eukaryotic cell — feature?
Has a nucleus and membrane-bound organelles
Prokaryotic cell — feature?
Lacks a nucleus and membrane-bound organelles
Organ — composition?
Different tissues working together for specific function
Organ system — example?
Circulatory system: heart, blood vessels, blood
Specialised cell — purpose?
Performs a specific role with adaptations
Infection — pathogen?
Microorganism causing disease in the host
White blood cells — function?
Produce antibodies to fight pathogens
Vaccination — purpose?
Stimulates immunity by introducing harmless pathogen form
Photosynthesis — produces?
Glucose and oxygen from CO2, water, light
Respiration — uses?
Glucose and oxygen to release energy as ATP
Homeostasis — process?
Maintains stable internal conditions despite external changes
Answer 6 questions on Fundamentals of Cell Structure and Organ Systems.
1. What is the consequence of the cell membrane regulating the movement of substances into and out of the cell?
2. What is an organ system?
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