How do plants control tropisms? How does primary growth differ from secondary growth in plants? How is a community different than an ecosystem? What is the difference between vegetative planting and seed agriculture? Why isn't laser technology used for root canals?
How do nonsteroid hormones differ from steroid hormones? How many different neurotransmitters are there? What are sex hormones? State their function What is plant physiology? How do hormones reach target cells? A zygote consists of how many cells? What secretes growth hormone? What are the diffe...