NURS 225 Chapter Notes - Chapter 7: Phenotype, Collagen, Fetus
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Name: kendra henry: define the following terms. Congenital defect: abnormalities of a body structure, function, metabolism that are present at birth. Alleles: two members of a gene pair, one inherited from the mother and the other from the father. Homozygous: if the members of a gene pair are identical (code the exact same gene product) Heterozygous: refers to a pair of genes where one is dominant and one is recessive they"re different. Phenotype: is the observable expression of a genotype in terms of morphologic , biochemical, or molecular traits. Dominant: are those that are expressed or seen when a heterozygous genotype is present. If the trait is expressed in the heterozygote. Recessive: a trait that must be contributed by both parents in order to appear in the offspring. Recessive traits can be carried in a person"s genes without appearing in that person. (if it is expressed only in the homozygote; both members of the gene pair code for the trait)
