To remove carbon dioxide that is dissolved in seawater, you could ________the water sample
a. chill
b. increase the pressure of
c. increase the salinity of
d. heat
D
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African sleeping sickness is caused by Trypanosoma brucei, a flagellated protist with a kinetoplast. Which of the following diseases is caused by a pathogen classified in the same supergroup of protists as T. brucei?
A. malaria B. giardiasis C. amoebic dysentery D. dinoflagellate toxin-induced nervous disorders
Which statement is true?
a. Breathing rate and depth are completely under voluntary control. b. A person can commit suicide by holding his or her breath. c. The contraction of the diaphragm and muscle of the rib cage are under the control of areas of the brain. d. There are chemoreceptors in the brain that monitor carbon dioxide content in the blood and control breathing. e. The contraction of the diaphragm and muscle of the rib cage are under the control of areas of the brain, and there are chemo-receptors in the brain that monitor carbon dioxide content in the blood and control breathing.
Heterothallic ascomycetes are self-fertile
____________________ Indicate whether the statement is true or false.
Viruses are considered to be non-living pathogens for which reason?
A) their ability to synthesize only some of their own components B) their extremely small size C) their unique type of cells D) their unique type of cells and their lack of metabolic processes E) their lack of metabolic processes