Plant Hormones Can Have Different Effects at Different Concentrations

question 17

Multiple Choice

Plant hormones can have different effects at different concentrations. This explains how ________.

• A) some plants are long-day plants, while others are short-day plants
• B) signal transduction pathways in plants differ from those in animals
• C) plant genes recognize pathogen genes, although plants lack an immune system
• D) auxin can stimulate cell elongation in apical meristems yet inhibit the growth of axillary buds
• E) gibberellin concentration can both induce and break seed dormancy

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Definitions:

Interest Rate

The fee a lender imposes on a borrower for utilizing assets, denoted as a portion of the primary sum.

Aggregate Demand

represents the total demand for all goods and services in an economy at a given time and price level.

Short-Run Aggregate Supply

Represents the total output of goods and services produced in an economy at different price levels over a short period, during which some factors of production are fixed.

Short-Run Aggregate Supply

The total supply of goods and services that firms in an economy plan on selling during a short time period, at different possible price levels.