Mosses and Ferns Tend to Be Most Abundant in Warm,moist

question 2

Multiple Choice

Mosses and ferns tend to be most abundant in warm,moist climates.Why do mosses and ferns have problems with reproduction in deserts?

• A)Their pollen is not resistant to desiccation.
• B)Their seeds are not resistant to desiccation.
• C)Their sperm must swim for fertilization to occur.
• D)Their ovules must swim for fertilization to occur.

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Definitions:

LUMO

The Lowest Unoccupied Molecular Orbital, which is the lowest-energy molecular orbital that is not occupied by electrons.

1,3,5-Hexatriene

A linear, conjugated hydrocarbon with alternating single and double bonds.

Major Organic Product

The major product of an organic chemical reaction, noted for its highest degree of yield.

Organic Reaction

A chemical reaction involving organic compounds, where the basic backbone of the compounds is carbon.