Lichens are adversely affected by  

A.  humidity.
B.  sunlight.
C.  pollution.
D.  sexual reproduction of the fungal partner.
E.  asexual reproduction of the photosynthetic partner.


C.  pollution.

Biology & Microbiology

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Diets high in fat and carbohydrates affect inbred lines of mice differently. One line becomes obese and the other does not. This is called a ____ interaction

Fill in the blank with the appropriate word.

Biology & Microbiology

The distance over which wind is blowing is referred to as:

a. fetch. b. duration. c. strength. d. depth. e. wind span.

Biology & Microbiology

Crossing over

a. generally results in binary fission. b. involves centrioles. c. involves breakages and exchanges between sister chromatids. d. results in new combinations of alleles being channeled into the daughter cells. e. does all of these.

Biology & Microbiology

Which of the following fungus causes ergot poisoning, a common cause of death in Europe in the Middle Ages?

A) Claviceps purpurea B) Candida albicans C) Aspergillus D) Truffles E) Amanita

Biology & Microbiology