A neuron can relay a more intense signal by ________
A) sending a stronger action potential
B) sending more action potentials in a given amount of time
C) sending an action potential that travels more quickly
D) sending a longer action potential
B
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Which of the following does not occur during the erythrocytic stage of the malarial life cycle?
A. The parasite reproduces asexually via schizogony, producing merozoites. B. The parasites are protected from the host's immune response. C. The parasite reproduces sexually producing microgametocytes and macrogametocytes. D. Sporozoites are produced within erythrocytes and are released by the infected red blood cells.
A Tampa Bay study demonstrated species diversity and abundance of polychaetes within a square meter was in excess of:
a. 10,000 individuals among 50 species. b. 13,000 individuals among 37 species. c. 50,000 individuals among 50 species. d. 100,000 individuals among 37 species. e. 100,000 individuals among 50 species.
Plaque is _____ caused by _____
a. an infectious disease; bacterial biofilms d. a non-infectious disease; E. coli b. a non-infectious disease; inflammation of the gums e. an infectious disease; E. coli c. an infectious disease; non-pathogenic bacteria
Which of the following statements about fungi is FALSE?
A) fungi are eukaryotes. B) molds are multicellular. C) fungi have a cell wall. D) fungi are photosynthetic. E) yeasts are unicellular.