Flashcards: Fundamentals of Cell Structure and Body Systems — 18 cartões

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.