For 2 minutes write down every sound you hear. Write in dot points. What was the quietest noise? What was the loudest noise? Did you have any distractions?

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

What happens when the cell copies its chromosomes

To be or not to be that is da question