*Question*
Q: What is the property that determines the amount of current flow through a particular material? Choices: - pressure - surface tension - demand - resistance A:
**Answer**
resistance

*Question*
Q: What is the term for tough, flexible connective tissue that contains the protein collagen? Choices: - muscle - cuticle - membrane - cartilage A:
**Answer**
cartilage

*Question*
Q: Elements are defined by their atomic number, a number that describes the amount of what in the element? Choices: - bonds - electrons - neutrons - protons A:
**Answer**
protons

*Question*
Q: What is the scientific term for the act of eating or feeding? Choices: - secretion - excretion - swallowing - ingestion A:
**Answer**
ingestion