Name two organelle that have highly folded membranes. What is the advantage of the folds?

Look at the cell diagram in your text book (Answer bellow with picture)

Explanation:

Look at the rough E.R., Golgi, mitochondria, some times looking at a visual really helps

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.