The Effect of a Toxicant on Fetuses and Young Children

question 40

Multiple Choice

The effect of a toxicant on fetuses and young children _____________.

• A)is less than for adults because their metabolism is higher
• B)has not raised concern among environmental health professionals
• C)has been thoroughly evaluated for every chemical released into both indoor and outdoor environments
• D)is greater because of their developmental immaturity, rapid growth, and smaller size
• E)is generally the same as for adults because all individuals generally have the same response to a toxicant

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Definitions:

Genome-Wide

Referring to studies or analysis that covers the entire genome of an organism.

Gene Expression

The process by which information from a gene is used to synthesize functional gene products such as proteins or RNA, ultimately dictating cellular function.

DNA Chip

A technology used in biology or medicine to monitor the expression of thousands of genes simultaneously or to genotype multiple regions of a genome.

Gene Expression

The process by which information from a gene is used to synthesize a functional gene product, often a protein, which can affect a cell's structure and function.