The lineage ____ are the fleshy-finned fishes, with fins supported by muscles and an internal bony
skeleton. Based on the fossil record, tetrapods apparently arose from this group.
a. Petromyzontoidea
b. Chondrichthyes
c. Actinopterygii
d. Myxinoidea
e. Sarcopterygii
E
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Restriction endonucleases are produced by
A. fungi. B. protozoa. C. plants. D. bacteria. E. All of the choices are correct.
In the context of creative destruction in the U.S., investment removed from ________ provided the capital and locational flexibility for investment in peripheral countries
A) the Sunbelt B) the Manufacturing Belt C) maquiladoras D) export-processing zone E) the Sunbelt and Manufacturing Belt
Identify the stage of mitosis in photo B
a. interphase b. prophase c. metaphase d. anaphase e. telophase
Ethylene has the effect of causing fruits to
A. enlarge. B. elongate. C. shrink. D. ripen. E. increase in juice content.