What is semispeciation?

Is cereal common noun? Most reactive group of nonmetals? Why can some people hear higher pitches than others? How much water should you use while you run the garbage disposal? How do you reduce errors in experiments? How far is 100 million km in miles? What unit of mass is used to measure a truck? What happens if you put dishwashing granular soap in a clothes washing machine? What is the common hazard of slippery computer laboratory floor? What are examples of future tense sentences? What does fluid mean? Can a year expired pregnancy test give false negative result? Is there anything in the world that doesn't have to do with science? Can you bend fiber optic cable? What is the difference between small and short? What does mean mV? Why is it important to be able to reproduce results? Why does a swimmer prefer to put on wet clothes before diving into cold water? Why where shose invented? Which of the following is a reason why society might initially reject a new scientific theory?