In complete sentences, answer these questions in the essay box below. be sure to use the data and observations you collected if needed.
1. what are the bubbles that the elodea released made of?
2. what conclusions can you draw about the relationship between light intensity and the rate of photosynthesis? be sure to refer to your data and justify your response.
3. what is another way that the intensity of the light could be tested? describe your procedure.
4. look at the photosynthesis reaction 6h2o + 6co2 -➔ c6h12o6 + 6o2. what do you think might be other factors that can affect the rate of this reaction?
5. make a hypothesis about your answer to question 4.
6. design an experiment to test your hypothesis in question 5.

In 1959, doctors began using the powerful antibiotic methicillin to treat infections of staphylococcus aureus, but within two years, methicillin-resistant strains of s. aureus (mrsa) appeared. how did the resistant strains of s. aureus emerge? in 1959, doctors began using the powerful antibiotic methicillin to treat infections of staphylococcus aureus, but within two years, methicillin-resistant strains of s. aureus (mrsa) appeared. how did the resistant strains of s. aureus emerge? staphylococcus aureus bacteria that were able to synthesize cell walls using a protein that was not affected by methicillin survived the methicillin treatments and reproduced at higher rates than did other individuals. over time, these resistant individuals became increasingly common. in response to treatment of staphylococcus aureus infections with methicillin, some bacteria began to synthesize cell walls using a protein that was not affected by methicillin. these bacteria survived the methicillin treatments and reproduced at higher rates than did other individuals. over time, these resistant individuals became increasingly common. in response to treatment of staphylococcus aureus infections with methicillin, bacterial populations gradually began to synthesize cell walls using a protein that was not affected by methicillin.