Genes That Have Sequence and Functional Relationships to Each Other

question 31

Multiple Choice

Genes that have sequence and functional relationships to each other within a single species are called:

• A) orthologs.
• B) paralogs.
• C) analogs.
• D) homologs.
• E) lincolnlogs.

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Definitions:

Electrons

Negatively charged subatomic particles found in all atoms, orbiting the nucleus and involved in chemical bonds and electricity.

Octet Rule

A chemical rule of thumb that atoms of main-group elements tend to combine in such a way that each atom has eight electrons in its valence shell, giving it the same electron configuration as a noble gas.

Isoelectronic

Describing atoms, ions, or molecules that have the same number of electrons and thus similar electron configurations.

Octet Rule

A chemical rule of thumb that reflects the observation that atoms of main-group elements tend to bond in such a way that each atom has eight electrons in its valence shell.