Individuals Who Inherit Sickle Cell Disease,a Recessive Disorder,tend to Die

question 36

Multiple Choice

Individuals who inherit sickle cell disease,a recessive disorder,tend to die at an early age while individuals who are homozygous for their blood cells survive.How does the recessive allele persist in the population?

• A) New individuals who are recessive for sickle cell will migrate into the area.
• B) Spontaneous mutations will occur on Homozygous individuals that causes them to develop a recessive allele.
• C) The recessive allele will not persist within the population. It is always weeded out.
• D) Each generation some individuals will be born that by chance will inherit the recessive allele.
• E) Individuals who are heterozygous for the sickle cell trait have an advantage in certain environments.

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Definitions:

Polymorphic

Having multiple forms or appearances, often referring to genetic variation within a population.

Genes

are units of heredity made up of DNA that act as instructions to make molecules called proteins, playing a vital role in determining biological traits.

Amino Acids

Organic compounds that combine to form proteins, playing crucial roles in body processes like the synthesis of neurotransmitters and hormones.

Proteins

Large molecules made up of amino acids, essential to the structure, function, and regulation of the body's cells, tissues, and organs.