<div style='margin-bottom: 20px;'> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">How does the bacterial growth curve visually represent population changes over time?</h2> <p style="font-weight: normal; font-size: 1.2rem;">It shows four distinct phases with transition periods between each phase.</p> </div> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">What are the key methods bacteria use for nutrient uptake?</h2> <p style="font-weight: normal; font-size: 1.2rem;">Passive diffusion, facilitated diffusion, active transport, primary active transport, secondary active transport, group translocation, and iron uptake.</p> </div> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">Why does the exponential (log) phase of bacterial growth show a rapid increase in cell numbers?</h2> <p style="font-weight: normal; font-size: 1.2rem;">Cells multiply at the fastest rate possible, with population doubling every generation.</p> </div> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">What are the primary ways bacteria acquire the energy and carbon necessary for their growth?</h2> <p style="font-weight: normal; font-size: 1.2rem;">Through various mechanisms evolved over time.</p> </div> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">What occurs during the lag phase of bacterial growth?</h2> <p style="font-weight: normal; font-size: 1.2rem;">Cells adjust to a new medium without increasing in number, undergoing physiological adaptation.</p> </div> <div style="margin-bottom: 10px; background-color: #f2f2f2; border-radius: 1rem; padding: 10px 20px;"> <h2 style="font-weight: bold; margin-bottom: 3px; font-size: 1.5rem;">What factors influence the length of the lag phase in bacterial growth?</h2> <p style="font-weight: normal; font-size: 1.2rem;">The size of the inoculum, recovery from physical damage, synthesis of essential coenzymes or division factors, and synthesis of new enzymes.</p> </div> </div>