If Plants Are Grown in the Light with CO₂ Containing

question 39

Multiple Choice

If plants are grown in the light with CO₂ containing a radioactive isotope of oxygen (¹⁸O) ,subsequent analysis will show that ¹⁸O incorporated in organic molecules first appears in

• A)the thylakoid space.
• B)the thylakoid membranes.
• C)the stroma.
• D)mitochondria.

---

Definitions:

Price Elasticity

The sensitivity measure of demand for a good relative to its price changes.

Demand Curve

It illustrates the relationship between the price of a good or service and the quantity demanded for a given period, assuming all other factors are constant (ceteris paribus).

Midpoint Method

A technique used in economics to calculate the elasticity of a variable, which averages the starting and ending values to minimize the bias in the elasticities calculated at different points.

Price Elasticity

The determination of how demand for a product is influenced by alterations in its price.