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. amoebic dysentery
B. giardiasis
C. malaria
D. dinoflagellate toxin-induced nervous disorders
Answer: B
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Some microorganisms can undergo ________ in which various cell types can become specialized and arise from one parent cell type
A) differentiation B) genetic exchange C) maturation D) mutagensis
If the activation energy for a chemical reaction is very high, the ____
a. reaction will have an overall net gain of energy b. reaction will have an overall net loss of energy c. reaction will progress slowly d. reaction will progress quickly e. reactants have a lower energy than the products
During the translation phase of protein synthesis, where would you find an anticodon?
a) on the DNA strand b) on the mRNA strand c) on the large subunit of the ribosome d) on the small subunit of the ribosome e) on the strand of tRNA
In this scenario, what is the most likely procedure beer makers use to produce alcohol from starchy grains?
A) Water is used to break the bonds between glucose subunits in the starch, in a form of dehydration synthesis. B) The starch is converted into glycogen, which is easier for the yeast to digest. C) The starch is converted into a polymer of many glucose molecules before being used. D) The starch is broken down into mono- and/or disaccharides by hydrolysis before use.