Agarose is a polymer of galactose, which is a _________-carbon sugar
a. 5
b. 6
b
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Carrie Buck is significant in the history of genetics because she ____
a. was a well-known advocate for eugenics b. became the first woman geneticist c. was sterilized after the U.S. Supreme Court determined she was feebleminded d. discovered how to genetically modify corn to be resistant to herbicides e. is the author of the first biography of Gregor Mendel
Which of the following best describes the endosymbiotic theory?
a. Aerobic respiration is more efficient than anaerobic respiration. b. Prokaryotes evolved to live side by side with eukaryotes. c. Eukaryotes are the result of one prokaryotic cell engulfing another. d. Mitochondria can only live inside a eukaryotic cell.
Crop rotation occurs where different types of plants are grown on the land each season. If you had no access to chemical fertilizers, which of the following would be best to include in your rotation cycle?
A) corn B) tobacco C) cotton D) beans
Which of these behaviors is NOT associated with androgens?
A) body-slamming elephant seals B) mating songs in frogs C) territorial battles in fish D) maturation of ovaries in bears