Answer the following question given this paragraph: Q: How many directions can ions flow along the axon? Choices: - two - six - three - one A:
one

Answer the following question given this paragraph: Q: What distinguishing feature predates the branching of mammals from other vertebrates? Choices: - adaptation - eggs - teeth - backbone A:
backbone

Answer the following question given this paragraph: Amniotic Egg. The amniotic egg is an important adaptation in fully terrestrial vertebrates. It first evolved in reptiles. The shells of reptile eggs are either hard or leathery. Q: The amniotic egg first evolved in what species? Choices: - birds - amphibians - mammals - reptiles A:
reptiles

Answer the following question given this paragraph: When organisms die, they leave behind energy and matter in their remains. Decomposers break down the remains and other wastes and release simple inorganic molecules back to the environment. Producers can then use the molecules to make new organic compounds. The stability of decomposers is essential to every ecosystem. Decomposers are classified by the type of organic matter they break down:. Q: What do decomposers release back to the environment after they break down the remains and other wastes? Choices: - carbon monoxide - unrefined waste - nematodes - simple inorganic molecules A:
simple inorganic molecules