Which of the following suggested additional experiments would test whether or not prairie dogs might be a keystone species?
a. Remove the deer mice.
b. Remove the mesquite.
c. Re-establish the hawk population.
d. Re-establish the prairie dog population.
d
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In the Olestra experiment conducted by researchers at the Johns Hopkins University School of Medicine, the people
who ate the Olestra potato chips were the ____.
a. experimental group b. control group c. research group d. hypothetical group e. independent group
Alternative versions of the same gene are ________
Fill in the blank(s) with correct word
DNA is cut by ____
a. nucleases b. proteases c. stem cells d. Ti plasmids e. restriction fragment length polymorphisms
A fundamental property of DNA's nitrogenous bases that is necessary for the double-stranded nature of its structure is ________
Fill in the blank(s) with correct word