Answer the following question given this paragraph: Q: An action potential that starts at the axon hillock moves along the axon only toward what? Choices: - nerve endings - ionic pathways - polar synapses - the synaptic terminals A:
the synaptic terminals

Answer the following question given this paragraph: Fragmentation occurs when a parent organism breaks into fragments, or pieces, and each fragment develops into a new organism. Starfish, like the one in Figure below , reproduce this way. A new starfish can develop from a single ray, or arm. Starfish, however, are also capable of sexual reproduction. Q: What occurs when a parent organism breaks into fragments, or pieces, and each fragment develops into a new organism? Choices: - erosion - absorption - sollution - fragmentation A:
fragmentation

Answer the following question given this paragraph: Q: Where are some of the greatest concentrations of species found? Choices: - at high altitudes - in the arctic - in mould colonies - in the tropics A:
in the tropics