The infective stage of the Trypanosoma cruzi is:
A. The trypomastigote.
B. The Trophozoite
C. The Sporozoite
D. The Oocyst
E. The Cyst
Ans: A. The trypomastigote.
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True or false: The energy to carry out the movement of a ribosome comes from GTP
A. true B. false
In 1970 Stanier proposed that classification be based on
A. evolution. B. Gram stain. C. physiology. D. DNA sequence.
Three percent of the human genome project budget was set aside to address issues of
A) agriculture as it relates to cattle breeds. B) inherited susceptibilities to infectious diseases, such as tuberculosis and malaria. C) ethics, the law, and society. D) developing technologies from genetic discoveries.
The endomembrane system did not start developing until the atmosphere was ____
a. high in oxygen, high in carbon dioxide b. high in hydrogen, low in oxygen c. changing from low oxygen to high oxygen levels d. firmly in the age of aerobes e. low in hydrogen, low in oxygen