Use the Following Information to Answer the Following Questions

question 40

Multiple Choice

Use the following information to answer the following questions.
In those parts of equatorial Africa where the malaria parasite is most common, the sickle-cell allele constitutes 20% of the β hemoglobin alleles in the human gene pool.
-If the sickle-cell allele is recessive, what proportion of the population should be susceptible to sickle-cell anemia under typical conditions?

• A) 0.04
• B) 0.16
• C) 0.20
• D) 0.32
• E) 0.80

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Definitions:

Cis-trans Isomers

Isomers that differ in their spatial arrangement of groups around a double bond or within a ring, affecting the physical and chemical properties of the molecules.

Constitutional Isomers

Molecules that have the same molecular formula but different connections among their atoms.

Isomeric

Relates to molecules with the same molecular formula but different arrangements of atoms in space.

Molecular Orbital

A mathematical function describing the wave-like behavior of an electron in a molecule. This concept is central to understanding chemical bonding and the electronic structure of molecules.