go migrate	go photosynthesis	go ribosome
go mitochondrion	go phylogenetic	go root
go mitosis	go pilus	go salamander
go modification	go pith	go saliva
go mollusk	go plant	go sarcoplasmic reticulum
go muscle	go plasmodium	go secrete
go mutation	go pollen	go seed
go nerve	go pollination	go sense
go neuron	go polymer	go sepal
go nuclear envelope	go population	go serum
go nucleus	go predator	go sex
go oak	go pressure	go shell
go organ	go prey	go shoot
go organelle	go primate	go skat
go organism	go progeny	go skeleton
go origin	go prokaryotic	go skin
go osmosis	go protein	go skull
go oxygen	go reproduction	go slime
go parasite	go reptile	go snake
go phloem	go respiration	go soil