What occurs when the action potential reaches the end of the axon?
a. an action potential takes place in the next cell
b. a neurotransmitter is released into the synaptic cleft
c. a neurotransmitter is released into the next cell
d. all of the above

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

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).

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells