input: OPTIONS:
- trivalent bonds
- wavefunction double bonds
- gravitational double bonds
- covalent double bonds Now, answer this question: Q: Bond lengths are intermediate between covalent single bonds and what? A:
A:
output: covalent double bonds

Q: What are important coenzymes or precursors of coenzymes, and are required for enzymes to function properly? A:

OPTIONS:
- carbohydrates
- supplements
- Drugs
- vitamins

Answer: vitamins

Problem: OPTIONS:
- outsider effect
- pioneer effect
- novelty effect
- founder effect
Q: Q: What occurs when a few individuals start, or found, a new population? A:
Answer: founder effect

Problem:OPTIONS:
- newly created elements
- newly developed orbits
- expanded pathways
- newly created orbitals

Q: When atomic orbitals hybridize, the valence electrons occupy these? A:
****
A: newly created orbitals

Q: What term means an area where two closely related species continue to interact and reproduce? A:
OPTIONS:
- homozone
- heterozone
- common zone
- hybrid zone
hybrid zone

Q: A circuit that consists of two loops is called a what? A:
OPTIONS:
- diverse circuit
- unnatural circuit
- complex circuit
- parallel circuit

Answer:
parallel circuit