*Question*
Q: What type pf mining is used to obtain mineral ores that are near the surface? Choices: - multi-layered mining - function mining - core mining - surface mining A:
**Answer**
surface mining

*Question*
Q: Three distinct layers or tunics form the walls of what structures; the first is a smooth, inner lining of endothelial cells in contact with the red blood cells? Choices: - lungs - white blood cells - alveoli - blood vessels A:
**Answer**
blood vessels

*Question*
Q: What is the general name for saturated hydrocarbons? Choices: - petrolatums - enzymes - halides - alkanes A:
**Answer**
alkanes

*Question*
Q: What is the name of the organelle that helps make and transport proteins and lipids? Choices: - plasma membrane - nucleus - mitochondria - endoplasmic reticulum A:
**Answer**
endoplasmic reticulum