What is one potential fate for a proton in the mitochondrial matrix?
a. They are attached to NAD+ and FAD.
b. They combine with oxygen to form water.
c. They synthesize ATP by substrate-level phosphorylation.
d. They help in the production of CO2.
e. They regenerate Coenzyme A.
ANSWER: b
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When a viral genome is integrated into the host chromosome but does not result in the lysis of the host cell, the condition is referred to as ________.
A. a lytic infection B. temperate infection C. lysogeny D. a virulent infection
The common house mouse species, Mus musculus, has the following classification: Musculus, Mus , Muridae, Rodentia, Mammalia, Chordata, Animalia, Eukarya. What part of the name is the family?
A. Rodentia B. Muridae C. Animalia D. Chordata
Currently ____________ is/are thought to have been the genetic material of the earliest cells.
A. proteins B. DNA C. RNA D. amino acids
A process common to all living organisms, aerobic and anaerobic, is
glycolysis. fermentation. the Krebs cycle. electron transport chain reactions. pyruvate oxidation.