What sex chromosomes do you have if you are a female?

What does secondary footprint mean? How do sciencists know what's inside of the Earth? What is a factor that seems to disappear? Is it right to kill an animal to save human life give reason? How does alstroemeria prevent self-pollination? What is the complete package containing an embryonic plant and its food supply? Does caustic soda and washing soda have the same components? What happens when something condenses and melts? What are the three layers of the inner root sheath? Relation between Dew point temperature and pressure? Where is a collision zone formed? How long ago did the first life appear and what type or organism was it? How many carbon atoms are present in three moles of 12C? Where is the windpipe located at? What major city is at 40n 76w? How did Kepler figure out that planets orbit is elliptical? What are the folk beliefs of earthquake? Is mitosis a direct cell division? Why is earth called the dynamic planet? What results from an oceanic plate to oceanic plate convergence?