Exam 35: Vascular Plant Structure, Growth, and Development

If you were able to walk into an opening cut into the center of a large redwood tree, when you exited from the middle of the trunk (stem) outward, you would cross, in order, ________.

The phase change of an apical meristem from the juvenile to the mature vegetative phase is often revealed by ________.

Suppose a flower had normal expression of genes A and C and expression of gene B in all four whorls. Based on the ABC hypothesis, what would be the structure of that flower, starting at the outermost whorl?

Which of the following cell types retains the ability to undergo cell division?

The veins of leaves are ________. I.composed of xylem and phloem II.continuous, with vascular bundles in the stem and roots III.finely branched to be in close contact with photosynthesizing cells

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant?

Totipotency is a term used to describe a cell's ability to give rise to a complete new organism. In plants, this means that ________.

Which of the following cells transport sugars over long distances?

The following question is based on the drawings of root or stem cross sections shown in the figure. Refer to the figure. A woody eudicot is represented by ________.

A plant has the following characteristics: a taproot system, several growth rings evident in a cross section of the stem, and a layer of bark around the outside. Which of the following best describes the plant?

The phase change of an apical meristem from the juvenile to the mature vegetative phase is often revealed by

Which of the following cells or tissues arise from lateral meristem activity?

A lateral root originates in the ________.

In a meristematic region, the cell plate during mitosis is perpendicular to the side of the stem. In what direction will the stem grow?

The secondary mesophyll of leaves is made up of ________.

A student examining leaf cross sections under a microscope finds many loosely packed cells with relatively thin cell walls. The cells have numerous chloroplasts. What type of cells are they?

One important difference between the anatomy of roots and the anatomy of leaves is that ________.

The innermost layer of the root cortex is the

What is present in a shoot apical meristem region? I. the region of cell division II. immature buds and leaves III. cells that will give rise to the protoderm, ground meristem, and procambium

Which of the following are water-conducting cells that are dead at functional maturity?