Problem: OPTIONS:
- camouflage pattern
- long tongue
- long horns
- long necks
Q: Q: What allows giraffes to reach leaves that other ground animals cannot? A:
Answer: long necks

Problem:OPTIONS:
- genome
- enzymes
- site
- chromosome

Q: In fruit flies, all homeotic genes are found on one what? A:
****
A: chromosome

Q: What galaxy is our solar system a part of? A:
OPTIONS:
- Centaurus
- Andromeda
- Bode's Galaxy
- milky way
milky way

Q: What are the infoldings of the inner membrane called? A:
OPTIONS:
- brickle
- ceranae
- lineage
- cristae

Answer: cristae

Question: Q: Pauropods, presumed relatives of millipedes usually found in soil, leaf litter and other moist places, live on all continents except what? A:
OPTIONS:
- Europe
- inland
- Ocean
- antarctica
Answer: antarctica

input: OPTIONS:
- hormone
- neuropeptide
- pheromone
- neurotransmitter Now, answer this question: Q: Upon reaching the postsynaptic membrane, what type of chemical messenger binds to and activates a specific receptor? A:
A:
output:
neurotransmitter