Morphologically,species a Is Very Similar to Four Other Species,B-E

question 69

Multiple Choice

Morphologically,species A is very similar to four other species,B-E.Yet the nucleotide sequence deep within an intron in a gene shared by all five of these eukaryotic species is quite different in species A compared to that of the other four species when we study the nucleotides present at each position.
-Which of the following items does not necessarily exist in a simple linear relationship with the number of gene-duplication events when placed as the label on the vertical axis of the following graph?

• A)number of genes
• B)number of DNA base pairs
• C)genome size
• D)mass (in picograms)of DNA
• E)phenotypic complexity

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Definitions:

Real Limits

Values of a variable located halfway between the top of one interval and the bottom of the next interval.

Variable

An element, feature, or factor that is liable to vary or change within a study or experiment, representing different data points that can be measured or recorded.

Cumulative Percent

A measure that shows the proportion of data points below a certain value, typically used in percentile rankings or distributions.

Frequency Distribution

A summary of how often each different value occurs in a dataset.