Problem: OPTIONS:
- five
- nine
- one
- three
Q: Q: How many types of mechanical waves are there? A:
Answer: three

Problem:OPTIONS:
- synthesis chain reaction
- organism chain reaction
- Compound chain reaction
- polymerase chain reaction

Q: What has has revolutionized biological and biomedical research and applications? A:
****
A: polymerase chain reaction

Q: What system plays a critical role in the regulation of vascular homeostasis? A:
OPTIONS:
- endocrine system
- circulatory system
- renal system
- nervous system
nervous system

Q: In which state of matter are particles completely separate from one another? A:
OPTIONS:
- phosphorus state
- solid state
- liquid state
- gaseous state

Answer: gaseous state

Question: Q: Organs that produce eggs and secrete estrogen are part of what system? A:
OPTIONS:
- circulatory system
- digestive system
- male reproductive system
- female reproductive system
Answer: female reproductive system

input: OPTIONS:
- submissive
- internal
- external
- dominant Now, answer this question: Q: What phenotype do gain-of-function mutations usually result in? A:
A:
output:
dominant