The male pine cone
a. produces pollen.
b. contains a female gametophyte.
c. bears a megasporangium containing a megaspore mother cell.
d. gives rise to a seed.
a
You might also like to view...
T-independent antigens
A. include polysaccharides. B. require the involvement of T cells. C. interact with MHCI molecules. D. are usually proteins. E. include polysaccharides AND are usually proteins.
Four of the five answers listed below are carbohydrates. Select the exception
a. cholesterol b. cellulose c. starch d. sucrose e. glycogen
Which of the following plant hormones breaks dormancy in seeds and buds when applied to the plant?
A. ethylene B. cytokinin C. gibberellins D. auxin E. abscisic acid
Human infection with Erysipelothrix rhysiopathiae takes a milder form and is known as:
A. Erysipelas B. Erysipeloid C. Impetigo D. Necrotizing fasciitis