What macromolecule is thymine?

Has a temperature of 75F with partly cloudy skies. Weather forecasters are predicting that the air pressure and temperature will drop during the day. Which type of weather is most likely for this area? Why does the ocean water get saltier after evaporation? What ppm of Mercury is harmful to humans? What forms an inverted image which is sent to the occipital cortex via optic nerve? What are the names of satellites or robots on Neptune? Can you see rings of planets from the earth? What is blue quartz rock? How old is Cassie Logan in roll of thunder? How does the temperature of a planet vary depending on its distance from the sun? What is a mole How is a mole related to Avogadro's number? What are the similarities and differences between Mount Saint Helens and Mount Kilauea? What is the term used to describe the physical and cultural features of earth? What is the unit for measuring mass? What meat causes Pathogenic bacteria? What system provides for movement and support? What stable stage that is established in an area as a result of the process of ecological succession is known as the? Organisms made of prokaryotic cells are found in what kingdom? What is the benefits of elvan rock? Which part of the central nervous system coordinates motor activities and helps to maintain balance? What opening of the earth through which volcanic material passes?