When the nurse teaches parents how transmitting the sickle cell trait to offspring influences the development of sickle cell disease, the nurse is applying principles of:
A) genomics.
B) genetics.
C) epigenomics.
D) gene.
A) genomics.
Explanation: A) Genomics refers to the study of the function of groups of genes in terms of mediating physiologic function. Genomics explains how an inherited genetic trait, such as sickle cell trait, influences the likelihood that an individual will develop sickle cell disease.
B) Genetics is the study of how gene variations are passed through familial inheritance.
C) Epigenomics is the study of all genetic variations or modifications that have influenced a particular cell. The focus is on the broader picture in terms of studying a complete set of modifications to cellular DNA.
D) Genes, made up of DNA, are the genetic material of inheritance within a cell.
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