Aresearcher was studying mutations in bacteria. he found that certain bacteria had changes in their dna that allowed them to be resistant to antibiotics. this research is an example of . the mutation will lead to . 20 points!

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

What causes darkening of the skin as melanin production increases

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.