Consider two solutions: solution X has a pH of 4; solution Y has a pH of 7. From this information, we can reasonably conclude that _____

A) solution Y has no free hydrogen ions (H+)
B) the concentration of hydrogen ions in solution Y is 1000 times as great as the concentration of hydrogen ions in solution X
C) the concentration of hydrogen ions in solution X is 3 times as great as the concentration of hydrogen ions in solution Y
D) the concentration of hydrogen ions in solution X is 1000 times as great as the concentration of hydrogen ions in solution Y


D

Biology & Microbiology

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The pace of evolution does not always occur at a constant rate but is periodically interrupted by rapid bursts of speciation; this is known as ________.

What will be an ideal response?

Biology & Microbiology

According to the example of the genotyping microarray depicted in Figure 15.8, which one of the following genotypes will fluoresce at the most sites?

A. the homozygous C-G/C-G genotype B. the homozygous T-A/T-A genotype C. the heterozygous C-G/T-A genotype D. None of the answer options is correct; they all fluoresce at an equal number of sites. E. It is impossible to determine with the information provided.

Biology & Microbiology

During a baseball game a batter ducks to avoid a wild pitch. In this situation, the ____ is the stimulus and ____ is the response. 

A. pitcher; the batter B. pitcher; wild pitch C. ducking; wild pitch D. wild pitch; ducking

Biology & Microbiology

During production of urine, a major function of the kidney is

A) water conservation. B) amino acid production. C) urea conservation. D) uric acid production.

Biology & Microbiology