Which of the Following Compounds Will Not Display a Carbonyl

question 89

Multiple Choice

Which of the following compounds will not display a carbonyl carbon signal in the DEPT-90 and DEPT-135 ¹³C NMR spectroscopy?

• A) I
• B) II
• C) III
• D) II & III
• E) none of these

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Definitions:

Mechanical Isolation

A form of reproductive isolation where two species are prevented from interbreeding due to physical incompatibilities that prevent successful mating or fertilization.

Magic Traits

Specific traits in evolutionary biology that influence both mate choice and survival, facilitating speciation.

Genome

The complete set of genetic material, including all of the genes and their sequencing information, present in an organism or a cell.

Speciation

The process by which new distinct species evolve from a single ancestral species through geographic, ecological, or behavioral isolation and subsequent genetic divergence.