Bacteria can illustrate evolution occurring at a rapid rate. this is done by

a. growing bacteria in a petri dish and making observations under a microscope
b. comparing bacterial growth when interacting with antibiotics
c. repeatedly exposing bacterial sample to the same antibiotics to see if the resistance changes.
d. bacteria are single-celled organisms and do not evolve over time.

i think its b but im pretty sure im not right. ?

List two modern organisms that have pentameral symmetry

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).

Where can a dna be found in a prokaryotic cell