<span>D.Oxygen will diffuse from an area of higher concentration (outside the cell) to an area of lower concentration (inside the cell). This is because cells respire constantly, as this process uses up oxygen cells will contain less oxygen than its surroundings. Oxygen moves by the process of diffusion, in diffusion a molecule will always move from a higher concentration to a lower concentration.</span>
A - Viruses cannot survive outside of a host whereas bacteria can.
True- it's not good if the scientist changes the outcome and reads data with a bias because then it's not 100% honest.
Yes enzymes can be used to help reactions
