*Question*
Q: Brass and bronze are examples of what type of mixture composed of two or more elements, at least one of which is a metal? Choices: - halloid - compound - metalloid - alloy A:
**Answer**
alloy

*Question*
Q: Does the stream-lined body featured on most fish increase or decrease water resistance? Choices: - quickens - precipitates - increases - decrease A:
**Answer**
decrease

*Question*
Q: During which stage of development do all the major organs begin to form? Choices: - third trimester - nascent - transgenic - embryonic A:
**Answer**
embryonic

*Question*
Q: What is the molecular formula of carbon dioxide? Choices: - c2o - h2o - cl2 - co 2 A:
**Answer**
co 2