Gregor Mendel observed that two plants with purple flowers could produce some offspring with white flowers and some offspring with purple flowers. Which of the following did Mendel use to explain this result?

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together