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1. Organelles
2. Specialized Cells

sends and receives messages

Nerve cell

nucleus

chloroplast

controls movement into/out of the cell

ribsomes

Egg cell

controls all cell function

provides all the cell organelles needed for fertilization

digests wastes

Sperm cell

uses carbon dioxide, water, sun

brings DNA to the egg cell

delivers oxygen to cells

Muscle cell

contracts for movement

makes proteins

cell membrane

Red blood cells

mitchondria

White blood cells

uses glucose and oxygen

lysosomes

attacks bacteria and viruses