It initially created many more jobs, by enhancing worker productivity through the use of technology (from an electric drill, to a calculator). As technology progressed the tools became more powerful, and it then became more efficient to use more capital and less labour in these industries.
CH 9 1. When a DNA molecule doubles, a chromosome is then made up of two joined _______. Answer: chromatids 2. Prokaryotic DNA molecules are packaged by _______ proteins, which associate with DNA. Answer: basic 3. In general, the division of the cell, called _______, follows immediately upon mitosis.
Describe what happens to the number of chromosomes when two grasshopper sex cells join in fertilization? When the two grasshopper cells join the newly formed cell has exactly double the number of chromosomes as a single sex cell, and exactly the same number of chromosomes as a body cell.