Touching Wounds
Explain: Well especially if ur hands are dirty touching ur wounds can lead to an infection to where the wound is, so this one is likely to spread pathogens
Answer:
B. Dying hair a different color
Specialized proteins in the cell membrane regulate the concentration of specific molecules inside the cell. ... Transporters carry a molecule (such as glucose) from one side of the plasma membrane to the other. Receptors can bind an extracellular molecule (triangle), and this activates an intracellular process.
