Lichens are mutualisms between  

A.  yeast and another fungi.
B.  fungi and an alga.
C.  fungi and a green plant.
D.  fungi and a mycorrhizae.
E.  mycorrhizae and yeast.


B.  fungi and an alga.

Biology & Microbiology

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DNA replication always proceeds in only one direction because the ________ of the incoming nucleotide is attached to the free ________ of the growing DNA strand

A) 5'-phosphate / 3'-hydroxyl B) 3'-phosphate / 5'-hydroxyl C) 5'-deoxyribose / 3'-base D) 3'-base / 5'-deoxyribose

Biology & Microbiology

Alicia is studying for a quiz on the parts of the neuron. She is having trouble remembering that the part(s) of the neuron that receive(s) the incoming message is/are called _____, which are considered part of the postsynaptic side of the neuron.

a. axons b. soma c. dendrites d. ribosomes

Biology & Microbiology

The conversion of solar energy into chemical

energy occurs during

a. glycolysis. b. photosynthesis. c. respiration. d. fermentation. e. chemosynthesis

Biology & Microbiology

Robert Koch helped establish the germ theory of disease by discovering that anthrax was caused by a disease. After he isolated and purified the same bacteria from several diseased animals, what would be the next step in order to show that this bacteria

caused anthrax? A) culture the bacteria on Petri dishes B) perform physiological testing C) visualize the bacteria with an electron microscope D) find out if antibiotics treat the diseased animals E) introduce the bacteria into a new mouse to see if it established the same infection

Biology & Microbiology