A Long, Two-Stranded Molecule Shaped Like a Double Helix Is

question 10

Multiple Choice

A long, two-stranded molecule shaped like a double helix is the structure of

• A) proteins.
• B) ribonucleic acid (RNA).
• C) uracil and adenine.
• D) deoxyribonucleic acid (DNA).
• E) cytosine and guanine.

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Definitions:

Standard Error

A statistical measure that estimates the accuracy of a sample mean by describing the dispersion of sample means around the population mean.

Sample Mean Difference

The difference between the mean values of two samples drawn from the same or different populations.

Population Means

The average value of a particular characteristic in the entire population.

Sampling Distribution

A sampling distribution is the probability distribution of a given statistic based on a random sample.