Kit use of animals for medical testing, single kit for one student or group, Nerve cell communication may be altered by drugs that block neurotransmitter receptors, Animal testing may be used to test the effects of drugs
Kit use of animals for medical testing, unassembled kit supplies for 10 students or groups, Nerve cell communication may be altered by drugs that block neurotransmitter receptors, Animal testing may be used to test the effects of drugs
Marina airline tubing is safe and dependable for use with air stones, air-actuated ornaments and air-driven filters. Designed to fit all standard outlets, the tubing will remain supple and retain its shape. Size: 3 m
Biorb Shells On Bark Ornament White, 360 degree model: nice to look at from all sides, True-to-life, high-quality workmanship and firm stance, Detailed and high-quality workmanship, Easy to clean and quickly swapped out, Dimensions: 8 x 7 x 12cm
Biorb Lava Rock With Fire Coral Ornament, 360 degree model: nice to look at from all sides, True-to-life, high-quality workmanship and firm stance, Detailed and high-quality workmanship, Easy to clean and quickly swapped out, Dimensions: 18 x 16 x 21cm
Marina air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement. The air stone also increases surface agitation, accelerates oxygen replenishment and helps release
Marina Battery Air Pump, Provides auxiliary air when main air source fails, Reliable back-up air source during household electrical power failure, Portable aerator for fish in transit, with air stone/18in tubing, Use