A light bulb is what type of contaminant? If the hazard is a microorganism, list what kind. Group of answer choices

physical

chemical

biological

biological, bacteria

biological, parasite

biological, virus

Suppose you calculate that elasticity of demand for cigarettes is 0.5. you can conclude that: a. demand for cigarettes is elastic b. demand for cigarettes is unitary elastic c. a 1% increase in price of cigarettes will result in a 0.5% decrease in quantity demanded d. a 1% increase in the price of cigarettes will result in a 0.5% increase in quantity demanded.

According to federal dietary guidelines which of these foods is overconsumed

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?