There are two types of cell division. The first (A) produces cell that are identical to the original cell. The second (B) produces cell that are different from the original cell. Which type of cell division do you think is responsible for these processes

Choose the best definition of allele. a. one of several possible versions of a gene, which each produce a different phenotype b. an organism that's purebred for a given trait c. the process of fertilizing a plant with pollen from another plant d. a set of genes that are located on the same chromosome and so are tightly linked