Antibiotics have been used to treat bacterial infections since the 1940s. In recent years, many antibiotics have become less effective as resistance to
these treatments rises. Which statement best describes how bacterial
resistance to antibiotics demonstrates natural selection?

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d

When a chemical spill has occurred on your clothes you should 1. scream for 2. run under the shower and turn it on 3. use the eye wash station 4. grab the first aid kit