Which of the Following Statements Regarding Down Syndrome Is FALSE

question 129

Multiple Choice

Which of the following statements regarding Down syndrome is FALSE?

• A)The vast majority of genetic abnormalities are associated with the mother's ovum.
• B)There is no connection to paternal genetic abnormalities.
• C)Down syndrome is also called trisomy-21.
• D)The risk of having a child with Down syndrome increases with parental age.

Distinguish between different types of equity and revenue accounts.

Grasp the dual aspect concept of accounting and its implications for financial transactions.

Understand the fundamental principles and assumptions underpinning financial accounting.

Distinguish between the roles and responsibilities of internal and external users of financial information.

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Definitions:

Allele

A variant of a gene that results from mutation, with two or more such variants occupying the identical location on a chromosome.

Dominant

Referring to a trait, gene, or character that is more likely to express itself in the phenotype over another (recessive) form.

Recessive

Describes a gene that is expressed in offspring only when it is inherited from both parents, as opposed to a dominant gene.

Epigenetics

The study of heritable changes in gene expression that occur without changes to the DNA sequence itself.