The outgrowths from the epidermis or the cortex of a rose are known as: * A. Stipules B. Prickles C. Spines D. Scales E. Hair

The following structures are found on the underside of fern leaves and contain sporangia: a. sori b. rhizomes c. megaphylls d. microphylls

Which statement about transdermal drugs is true? a. For maximum effectiveness, the skin should not be cleansed with soap once it has been exposed to a transdermal drug. b. Transdermal drugs are preferred because they exert only a local effect. c. For maximum effectiveness, transdermal patches should be reapplied to the same location when reapplied. d. Transdermal drugs provide more consistent blood levels than oral and injection forms.

You are trying to get some seeds started by soaking them in water. A few of the seeds are not taking in water or germinating- you suspect that their seed coat has excessive amounts of the hormone, that is keeping them from germinating. Select one: O A. В. C. D. O E. O F. G. O H. OI. J. O K. OL. O M. N. O. O P. R.

Which specimen( Psilotum Selaginella Lycopodium Equisetum ferns) MENTIONED has (have) a true indusium (protective covering of the sorus that is not from the leaf margin of the fern)?

When a strip of bark is peeled off a tree branch, what tissues are removed?

The Casparian strip prevents apoplastic movement through the epidermal cells of the stem. True or False?

Which of the following cell types is responsible for cavitation-induced spore dispersal in most ferns? A. stipe cells B. indusium cells C. oogonia cells D. annular cells

State ways in which the root hairs are adapted to their functions.

What is the function of the epidermis? a. Control of gas exchange and water loss b. Forms protective cover on older stems and roots c. Pliable structural support d. Photosynthesis e. Secretion of lignin