The protective part of most flower buds is the
a. carpel.
b. stamen.
c. corolla.
d. calyx.
e. ovule.
D
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Surgical removal of the pancreas would
A. prevent the production of chyme in the stomach. B. block the secretion of bile. C. eliminate the ability to store bile in the gallbladder. D. increase the acidity of the small intestine. E. All of these changes would be a result of pancreas removal.
The Hershey & Chase experiment:
A: made use of the fact that DNA contains sulfur and proteins do not. B: labeled the protein coat of a bacterial virus with radioactive sulfur. C: labeled the RNA of the bacterium with radioactive phosphorous. D: transformed a nonvirulent bacterial strain with virus DNA. E: labeled the DNA of the virus with radioactive sulfur.
Matter is composed of
A. atoms. B. mass. C. molecules. D. energy.
The terrorism carried out by groups that have close ties with a national government is referred to as:
A) international terrorism. B) state-sponsored terrorism. C) foreign-funded terrorism. D) intercontinental terrorism.