Approximately what proportion of the radiant energy entering an ecosystem is used in photosynthesis?
a. 1%
b. 4%
c. 10%
d. 50%
e. 75%
A
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The absence of a band when the linker is present at about -25 indicates that
A. This region is critical for the in vitro transcription reaction B. this region is not critical for the in vitro transcription reaction C. it is not possible to determine if this region is critical for in vitro transcription D. the linker interfered with transcription Bloom's Level:
Inflammation of the liver with necrosis of the hepatocytes and swelling due to a mononuclear response is a disease called ________.
A. mononucleosis B. jaundice C. hepatitis D. cirrhosis
In the three domain system of classification,
A. eukaryotes are more similar to the prokaryotes now classified into domain Bacteria than to those now classified into domain Archaea. B. animals and plants are less similar to each other than to the prokaryotes now classified into domain Archaea. C. prokaryotes are classified into two domains, with the organisms in domain Archaea more similar to eukaryotes than to the prokaryotes in the domain Bacteria. D. cladistics alone were used to formulate the new phylogenetic tree of life. E. by the principle of parsimony, it required fewer assumptions to divide the prokaryotes into two domains than it did to put them into a single domain.
Which of the following DOES NOT occur in Euglenozoa?
A. disk-shaped mitochondrial cristae B. kinetoplasts C. glycolysis in the peroxisomes D. cilia E. inter-locking protein strips