They seek Candy's advice and she collects the following pedigrees from them. Explain your answer. Several mutations that produce long animals were identified in a mutagenesis of C. elegans. If the statement is TRUE, explain or give a supporting example. The same collection of chromosomes is found in each cell at the end of mitosis and meiosis I. c.
Nondisjunction can cause trisomy.
In Drosophila geneticists discovered an unusual chromosome that was formed from the joining of two X chromosomes. Explain your answer. Name the procedure and in sentence or two tell how it works. You suspect, however, that this band may actually contain two different DNAs of the same size. When you compare the nucleotide sequences encoded by these genes, you find that several regions are identical from one gene to the next.