Which of the Following Is NOT a Common Feature in Many

question 6

Multiple Choice

Which of the following is NOT a common feature in many spirochetes?

• A) tight spiral morphology
• B) heterotrophy
• C) thick outer sheaths
• D) periplasmic flagella
• E) rigid cell walls

---

Definitions:

Income Elasticity of Demand

A measure of how much the quantity demanded of a good responds to a change in consumers' income, expressed as a percentage change in demand divided by the percentage change in income.

Inferior Good

is a type of good whose demand decreases when consumer income rises, unlike normal goods, for which demand increases when income rises.

Supply Curve

A graphical representation showing the relationship between the price of a good or service and the quantity of that good or service that a supplier is willing and able to supply at various prices.

Price Elasticity of Supply

A measure of how much the quantity supplied of a good changes in response to a change in its price.