9.9) In Miller and Urey's experiment, what were the electrodes used to simulate? (3 Points)
a. The electrodes simulated lightning from the storms on early earth
b. The electrodes simulated the heat from the magma on early earth
C. The electrodes simulated the atmosphere of the early earth
d. The electrodes simulated the ocean of early earth

Abody cell has been growing and at synthesis proteins.in the nucleus of this body cell,dna replication is taking place. and a copy of the cells genetic material is copied.which of the following is the best conclusion you can make about the life cycle of this cell ? a) the cell is ready to undergo mitosis.and a chemical signal will send the cell to prophase b)the cell is undergoing meiosis and will cross over the genetic material next c)the cell is in the s phase of interphase and will move next to the g2 phase d) the cell is in the g2 phase of the interphase and is ready to begin diving