What is an advantage to a farmer using an insect-resistant crop plant?
A) More pesticide use and better crop yields
B) Less pesticide use and better crop yields
C) More herbicide use but less pesticide use
D) Sterile plants, with inability to form strange hybrids
B
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A disease in which the urinary system is infected from the bloodstream is known as
A. cystitis. B. pyelonephritis. C. candidiasis. D. leptospirosis.
A simplified form of the Fick diffusion equation is J = KA (C1-C2) where J is the rate of diffusion, K is a constant, A is the area across which diffusion is occurring, and C1 and C2 are the concentrations of the substance on either side of the membrane. Given this, which of the following would INCREASE the rate of diffusion of a solute?
A. A decrease in D B. A decrease in A C. An equivalent decrease in both C1 and C2 D. An equivalent increase in both C1 and C2 E. An increase in C1 while holding C2 constant
In unwound chromatin, nucleosomes are organized into large coiled loops held together by:
a. histones. b. centromeres. c. kinetochore proteins. d. scaffolding proteins. e. condensins.
Unlike Sulfolobus, some Archaea use ________ protein(s) to accomplish cytokinesis.
A. CdvA, CdvB, and CdvC B. FtsZ C. Seg A and Seg B D. Tubulin