A Scientist Finds Seeds of an Unknown Plant on Top

question 22

Multiple Choice

A scientist finds seeds of an unknown plant on top of the soil in a desert.She measures the concentration of two hormones in these seeds.After it rains,she collects more of these seeds,and finds that the concentration of the two hormones has changed.A graph of her results is shown above.Identify the most likely hormones measured by the scientist.

• A)hormone 1: gibberellin; hormone 2: cytokinin
• B)hormone 1: auxin; hormone 2: ethylene
• C)hormone 1: abscisic acid; hormone 2: gibberellin
• D)hormone 1: ethylene; hormone 2: auxin

---

Definitions:

Medical Application

The use or practice of medicine and healthcare techniques for diagnostic, therapeutic, or preventive purposes.

Transgenic Organism

An organism that has had foreign DNA inserted into its genome, often to express a new trait not found naturally in the species.

GMO

Genetically Modified Organisms; organisms whose genetic material has been altered using genetic engineering techniques.

Agricultural Application

The use of various techniques, tools, and materials in farming and crop production to increase efficiency and productivity.