You Are Studying a Plant from the Amazon Rain Forest

question 28

Multiple Choice

You are studying a plant from the Amazon rain forest that shows strong self-incompatibility. To characterize this reproductive mechanism, you would look for

• A) ribonuclease (RNAase) activity in stigma cells.
• B) RNA in the plants.
• C) pollen grains with very thick walls.
• D) carpels that cannot produce eggs by meiosis.
• E) systems of wind, but not insect, pollination.

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Definitions:

Population Means

The average of a characteristic or measurement of interest for the entire population being studied.

Randomized Block Design

A statistical experimental design that groups similar experimental units into blocks to account for variability and then randomly applies treatments within each block.

Wage Rate

The amount of compensation a worker receives per unit of time or per task completed.

Factor

An element or variable that contributes to a result or outcome.