Exam 33: Plant Structure, Growth, and Development

Tracheids and vessel elements both undergo which of the following?

Figure 33-1 ​ In the accompanying figure, the region that is composed of secondary xylem is:

Pattern formation in plants involves signaling molecules that specify positional information.

Which of the following polymers accounts for about 40% to 60% of the dry weight of plant cell walls?

Parenchyma, collenchyma, and sclerenchyma are classified as tissues in the:

In plants, parenchyma cells typically secrete which of the following?

Which of the following are areas extending along the entire length of the stems and roots except at the tips?

Which organelle increases in size, causing plant cells to elongate?

Vessel elements and tracheids, while differing slightly in structure, both conduct carbohydrates.

Sugar is conducted in solution through specialized cells known as:

The stem apical meristem gives rise to:

The plant vascular system performs which of the following functions?

What are the three types of tissues comprising the ground tissue system, and what are their functions?

A mass of undifferentiated plant cells is called a callus.

Hemicellulose contains chains of xylose molecules.