Organisation of the Organism (1.6-1.7)

→Semi permeable

________; allows some /specific substances in and out of the cell.

→Chlorophyl absorbs

________ light energy and converts it into chemical energy by photosynthesis.

turgor pressure

→ Provides ________ to the plant cell and helps maintain its shape.

Flagellum

________ allows sperm to travel.

fatty sheath

The Axon (extenstion of the cytoplasm away from cell body to carry impulse long distances) is covered with ________ which insulates the cell and speeds up the nerve impulse.

Haploid nucleus

________ containing genetic material for fertilisation.

Nucleus

________: Contains genertic material of the cell in chromosomes which controls cell functions.

bulk transport of water

Do not have a nucleus or cytoplasm to make space for ________ and minerals.

doublr membrane

Mitochondria: Made up of a(n) ________: inner and outer.

Vesicle

________: Sac like structures containing secretory substances eg.

quantity of proteins

→Determines quality and ________ made by the cell.

Ribosome

________: The smallest cell of organelles present in the cytopplasm.

Motos

________ nerve cell: Carries message from central nervous system to the effector.

Vacoule

________: Large, permanent, cenraly located in a plant cell but small and temporary in animal cells.

→Cell

________: The basic structural unit of life.

Organism

________: A group of organ systems which coordinate with each other to create an effective functioning of the body.

egg cell

Acrosome in head contains digestive enzymes to breakdown jelly coat around ________ so sperm can penetrate ________.

nerve cell

Sensort ________: Conducts message from sense organ to the central nervous system.

Rough of Endoplasmic Reteculum

________: Membranous outgrowth of outer nuclear membranes and has ribosomes attached to its surface.

→ Inner

________ has many foldings to increase the surface area for enzyme reactions.

Cells

________ are dead and hollow and connected from end to end to form a long continous tube.

Tissue

________: A group of identical cells which work together to perform a specific function.

Organ

________: Many tissues which work together to perform a specific function.

image size

The ________ is usually given in centimetres or millimetres so make sure to convert both the actual size and ________ units to be the same to get thr correct magnification.

Cell membrane

________ that modifies after fertilisation so that only one sperm cell can penetrate.

Cell wall

________: Outer most sstructure in the plant cell, made of cellulose and is dead.