In a chemical equation, what symbol is used to show that a chemical reaction goes in both reaction

Sediment layers stop lateral spreading when: they encounter a barrier they encounter an opposing current they run out of additional sedimentary material

Diffusion and osmosis are forms of passive transport

Both male and female gametes are created during the process of meiosis. the formation of male gametes is called spermatogenesis. after telophase il of spermatogenesis, there would be are all genetically male gametes created that