Q: What is an organic compound that is made up of only carbon and hydrogen? A:
OPTIONS:
- an acid
- a catalyst
- a component
- a hydrocarbon
a hydrocarbon

Q: What is a continuous flow of electric charge called? A:
OPTIONS:
- powered current
- microwave current
- magnetism
- electric current

Answer: electric current

Question: Q: When an unstable nucleus emits radiation and is transformed into the nucleus of other elements this is called? A:
OPTIONS:
- naturally decay
- explosive decay
- fusion decay
- radioactive decay
Answer: radioactive decay

input with options: Q: Cephalization refers to the development of what anatomical region, which evolved at the same time as bilateral symmetry in animals? A:
OPTIONS:
- tail
- chest
- heart
- head
output: head

Q: Q: What is the process of the transfer of pollen from an anther to a stigma in angiosperms called? A:

OPTIONS:
- grabation
- evolution
- wind
- pollination

A: pollination

Q: Flatworms have a concentration of nerve tissue in the head end, which was a major step in the evolution of what organ? A:
OPTIONS:
- liver
- heart
- kidney
- brain
brain