Why does meiosis produce cells with fewer chromosomes? a. it saves energy for the organism to produce fewer chromosomes. b. most of an organism's chromosomes are not useful to the organism. c. sexual reproduction joins two cells that each have half the total chromosome number. d. telophase destroys most of the chromosomes to save time?

What materials must dams have to produce electricity, and what must occur?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.