A monoclonal antibody reacts against____
a. a single antigenic determinant
b. different epitopes on the same antigen
c. different antigens of the same organism
d. a single type of pathogen
e. different types of macromolecules on the same pathogen
ANSWER: a
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A previously unknown fungus, which causes lethargy and anemia, has been found in the lungs and circulatory systems of infected cows. How should this fungal disease be classified?
a. superficial mycosis b. opportunistic mycosis c. systematic mycosis d. cutaneous mycosis
Some archaea are extreme halophiles. This
means that they thrive in ___ conditions.
a. high temperature b. low temperature c. high sulfur d. high salt e. high oxygen
Which of the following is a diploid stage in the
life cycle of fungi?
a. zygote b. spores c. gametes d. vegetative growth of hyphae e. cell reproduction by budding or fragmentation
Most freshwater algae belong to which group?
a. red algae b. green algae c. brown algae d. golden algae e. blue-green algae