Do the following cross and record the phenotype probabilities. RRTt x rrtt (R is round, r is wrinkled; T is tall and t is short)

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.