1. brett sustained a concussion in a football game and could not recall the events of the day prior to the concussion. (retrograde amnesia / anterograde amnesia)
2. after his brain tumor was removed, kendrick could not remember any new information presented in school. (retrograde amnesia / anterograde amnesia)

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly.c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus.d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.