*Question*
Q: What is the simplest life cycle?    Choices:  - diploid life cycle  - binary life cycle  - metamorphic cycle  - haploid life cycle  A:
**Answer**
haploid life cycle

*Question*
Q: What measure is resorted to by people who wish to screen out genetic abnormalities in the fetus?    Choices:  - contraceptive use  - in vitro fertilization  - stem cell therapy  - prenatal testing  A:
**Answer**
prenatal testing

*Question*
Q: When the oval window vibrates, it causes what else to vibrate as well?    Choices:  - cilia  - timpani  - hammer and anvil  - the cochlea  A:
**Answer**
the cochlea

*Question*
Q: The fundamental unit of time, the second, is based on what type of clock?    Choices:  - quantum clock  - eternal clock  - gravity clock  - atomic clock  A:
**Answer**

atomic clock