When was the cloned zebra fish invented?

Why are my umbrella plant leaves turning yellow? How can electricity be utilized to enhance the process of growing plants? What trees can grow along hill slopes of smoky mountains NC? Why do cactus live in dessert? What iz that thing? How can I effectively incorporate red wigglers into potted plants for better soil health and plant growth? Why is my fiddle leaf fig yellowing? How can I effectively treat and prevent brown spots on my tomatoes? A zebra needs what in it habitat to survive? What fertilizer to make hostas grow bigger? What type of lime tree do you have? What will you call flowers in sanskrit? Where to obtain marijuana seeds from craigslist or how to get marijuana seeds for growing? Why santan leaves turns yellow? Which type of vegetation dominates in the taiga biome? Survival characteristics evolved through natural selection in plants? Can I compost peanut shells? Is lemon a shrub or herb? Why does spinach bolt and how can it be prevented? Can baking soda effectively kill grass?