Assume a portion of the daf-2 gene has the following DNA sequence: TACCCGAAGTTC
Which of the following mutations will likely have the greatest impact on the longevity of elegans?
a. TACCCAAAGTTC
b. TACCCGAAATTC
c. TACGCGAAGTTC
d. TACCCGAAGAAA
C
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An individual is moderately dehydrated and reaches for a beer to quench his thirst. Although this person thinks that he is hydrating himself, he is actually causing additional dehydration. Why is this the case?
A) The alcohol in the beer inhibits antidiuretic hormone. B) The alcohol in the beer causes a decrease in sodium reabsorption in the nephron. C) The alcohol in the beer inhibits aldosterone. D) The alcohol in the beer causes an increase in the activity of renin.
You want to make wine that will be 20-25% alcohol, but wine rarely gets to that concentration of alcohol. What can you do to accomplish your goal of high-yield alcohol production?
A. Add brandy to your wine. B. Find an alcohol-tolerant yeast strain. C. Let your fermentation go longer. D. Add more sugar to your starting material.
Which of the following media differentiates between Enterococcus and Streptococcus?
A. Eosin Methylene Blue Agar B. Bile Esculin Agar C. Columbia CNA Agar D. MacConkey Agar E. Mannitol Salt Agar
The original three components of the cell theory are that
What will be an ideal response?