Cell membrane — role?
Controls entry and exit of substances.
Nucleus — function?
Contains genetic material, controls cell activities.
Mitochondria — function?
Produce energy via respiration.
Ribosomes — role?
Synthesise proteins.
Chloroplasts — function?
Carry out photosynthesis in plants.
Cell wall — role?
Provides support and protection.
Mitosis — purpose?
Produces identical daughter cells.
Stem cells — capability?
Divide and differentiate into various cells.
Cell differentiation — process?
Specializes cells for specific functions.
Chromosome replication — occurs?
During cell cycle before division.
Tissues — definition?
Groups of similar cells working together.
Organs — composed of?
Different tissues working as a unit.
Organ systems — example?
Digestive or circulatory systems.
Blood — main components?
Red cells, white cells, platelets, plasma.
Pathogens — types?
Bacteria, viruses, fungi.
Vaccination — purpose?
Stimulates immunity by introducing antigens.
Photosynthesis — main process?
Converts light energy into glucose.
Respiration — energy release?
Breaks down glucose to produce ATP.
Test your knowledge with 9 questions on Fundamentals of Cell Structure and Body Systems.
1. What is the primary purpose of tissues in the organization of the body?
2. Who is credited with proposing the germ theory of disease?
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