Most Often Sealant Loss Occurs Soon After Placement

question 11

Multiple Choice

Most often sealant loss occurs soon after placement.This loss is usually caused by poor technique in isolation.

• A) Both statements are true.
• B) Both statements are false.
• C) The first statement is true; the second is false.
• D) The first statement is false; the second is true.

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Definitions:

Phloem Transport

The process by which sugars, produced during photosynthesis, are transported throughout a plant via the phloem tissue.

Passive Diffusion

The process by which molecules move from an area of higher concentration to an area of lower concentration without the input of energy.

Vascular Cylinder

The central part of a plant root, containing the xylem, phloem, and other tissues that transport water and nutrients.

Root Hairs

Thin, hair-like extensions from the root of a plant that increase the surface area for water and nutrient absorption.