Suppose You Were Interested in the Relationship Between Body Mass

question 15

Multiple Choice

Suppose you were interested in the relationship between body mass and basal metabolic rate and calculated an r value of -.79. How would you account for the variability between the two variables?

• A) Square the r-value.
• B) Take the square root of the r-value.
• C) Take the log of the r-value.
• D) Divide the r-value by itself.

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Definitions:

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA, which carries genetic information.

DNA

A molecule known as deoxyribonucleic acid, it is crucial for conveying genetic guidelines necessary for the growth, maturation, function, and reproduction of every known living organism and a wide array of viruses.

Nucleus

An organelle found in eukaryotic cells that contains most of the cell's genetic material.

Gene

Functional unit of heredity. Each gene occupies a specific place, or locus, on a chromosome; it is capable of reproducing itself exactly at each cell division; it often is capable of directing the formation of an enzyme or another protein.