The Action of Some Bacteriolytic Chemical Agents Can Be Observed

question 75

Multiple Choice

The action of some bacteriolytic chemical agents can be observed by noting a(n)

• A) decrease in the turbidity of the medium.
• B) increase in the turbidity of the medium.
• C) change in the color of the medium.
• D) change in the surface tension of the medium.

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Definitions:

Marchantia

A genus of liverworts, simple non-vascular plants found in damp habitats, known for its flat, green, branching thallus.

Xylem

Vascular tissue that transports water and mineral solutes upward through the plant body; it contains vessel elements and tracheids.

Phloem

The vascular tissue in plants responsible for the transport of sugars and other metabolic products downward from the leaves.

Vascular Tissue

Transport tissue in plants, consisting of xylem and phloem.