What must an organism be to be characterized as a chordate?

How can you show transpiration in a potted plant? In the Thomson experiment to determine the Specific charge of an electron If the pressure in the discharge tube is made is made as low as nearly zero dose conduction takes place? What type of seeds sprouts the fastest? Why do some electrical appliances have paper strips that you have to pull out? Can the higgs boson exist in a nebula? What map reduces distortion of distance direction and area? How did the big bang form the planets? Who built the first combustion engine? What can you say about the direction of the strands of nucleotides that make up DNA molecule? Where do we find ions gradients in cell membranes? What are the stages of Alxheimers? What are the causes of Depletion of floura and fauna in India? What is symbol of nationhood? What was mike's average velocity in miles per hour when mike ran ten laps around his school's one fourth mile track in 15 minutes? How a particular reactant decomposes with a half-life of 147 s when its initial concentration is 0.256 M. The same reactant decomposes with a half-life of 243 s when its initial concentration is 0.155? How are the processes of dehydration synthesis and hydrolysis related to the organic compuounds such as carbohydrates lipids and proteins? What is mixing and stirring science? Is mapping the South Pole a cylindrical projection? How many eruptions has Nevado Del Ruiz had? What is the absolute and relative location of kigali?