Cell Structure & Organisation (Revision Flowchart)

Cell Parts

Cell Wall

Protoplasm

Cellulose

Give fixed shape

Protect cell from injury

Fully permeable

Cell Surface Membrane

Nucleus

Cytoplasm

Control movement of substances

Partially/ Selectively permeable

Plasma membrane

Nuclear envelope

Nucleoplasm

Nucleolus

Chromosome

Chromatin

Deoxyribonucleic Acid

Heredity information

Genetic material

Where most cell activities occur

Organelles

Choroplasts

Mitochondrion

Aerobic respiration

Vacuole

Oxidation of food

Release energy

Chorophyll

Photosynthesis

Produce energy

Animal

Plant

Numerous, small, temporary

Food and water substances

Singular, central, large

Cell sap

Dissolved mineral slats and water

Tonoplast (membrane)

Partially permeable

Microscope

Resolution

Magnification

Light microscope

Electron microscope

Differentiation

Specialised cells

Xylem vessels

Red Blood cells

Lignin

No nucleus

Transport oxygen

More haemogoblin

More oxygen

Bioconcave

Increase SA to volume ratio

Diffuse in and out at a faster rate

Binds reversibly with oxygen

Transport water & dissolved mineral salts

Mechanical support

No protoplasm

Dead

Continuous lumen

Transport

Root hair cell

Long & narrow protrusions

Absorption

Cell Structure & Organisation

Organ Systems

Root system

Shoot system

Tissues

Simple

Complex

Multicellular organisms

Division of labour

Size of drawing Size of specimen