Q: What is required for both the synthesis and breakdown of molecules? A:

OPTIONS:
- sunlight
- mixing
- heating
- energy

Answer: energy

Problem: OPTIONS:
- lymphatic buds
- leafy buds
- arterial buds
- axillary buds
Q: Q: The activation of what kind of buds induces branching? A:
Answer: axillary buds

Problem:OPTIONS:
- fast heart beat
- heart burn
- pass out
- heart attack

Q: What happens when the blood cannot reach the heart because a blood vessel is blocked? A:
****
A: heart attack

Q: How do parathyroid hormones react as a body ages? A:
OPTIONS:
- use with age
- decrease with age
- help with age
- increase with age
increase with age

Q: The brain and spinal cord are part of what system? A:
OPTIONS:
- cardiovascular system
- digestive system
- immune system
- central nervous system

Answer: central nervous system

input with options: Q: What is an alloy of copper and tin? A:
OPTIONS:
- zinc
- gold
- silver
- bronze
output:
bronze