Elodea Is a Freshwater Aquatic Plant That Is Often Used

question 74

Multiple Choice

Elodea is a freshwater aquatic plant that is often used as aquarium vegetation. How would an Elodea plant be affected by immersion in a saltwater aquarium?

• A) The cells of the plant would burst as water from the aquarium moved into the plant.
• B) The cells of the plant would shrink as water from the plant moved into the aquarium.
• C) The solution inside each cell would get salty as the saltwater moved into the plant.
• D) The saltwater would not affect the plant in any way.

---

Definitions:

RNA Polymerase

An enzyme that catalyzes the transcription of DNA into RNA, initiating the transfer of genetic information.

Glucose Concentrations

The amount of glucose present in the blood, important in the diagnosis and management of diabetes and other metabolic disorders.

Lactose

A disaccharide sugar composed of galactose and glucose, commonly found in milk and dairy products, which requires the enzyme lactase for digestion.

Temporal Gene Regulation

The control of the timing of gene expression, ensuring that genes are turned on and off at the right times during development or in response to environmental cues.