Q5 (1pt) A bacterial cell has a solute concentration of 0.78%. Which of the following levels of solute concentration would the cell prefer to have as an external environment? a. a 0.90% solution of sucrose b. a 0.63% solution of albumin (protein) c. a 1.05% solution of salt d. a 1.80% solution of protein and salt Q6 (1pts) For Q5, WHY? Provide a COMPLETE explanation concerning your choice. It is not necessary to use the 'tonic' terms. Q7 (1pt) A student wrote: A virulence factor of Staphylococcus aureus is that it can destroy red blood cells. What is wrong with this statement?