*Question*
Q: Both pathways that isolate a population reproductively in some form, allopatric and sympatric describe what, which means the creation of new species? Choices: - accumulation - extinction - bacterial - speciation A:
**Answer**
speciation

*Question*
Q: What are living things that obtain glucose by eating self feeders called? Choices: - producers - chimeras - viruses - heterotrophs A:
**Answer**
heterotrophs

*Question*
Q: Which model helps explain molecules with double or triple bonds? Choices: - salinity model - reactivity model - particle model - hybridization model A:
**Answer**
hybridization model

*Question*
Q: What feature of the land do contour lines show? Choices: - trails - flat surfaces - bodies of water - three-dimensional shape A:
**Answer**
three-dimensional shape