NURS 260 Final Exam Weekly Quiz Questions with Complete Solutions

NURS 260 Final Exam Weekly Quiz Questions with Complete Solutions Which of the following refers to the recognizable traits, physical or biochemical, associated with a specific genotype? - Correct Answer phenotype Which statement regarding the sodium and potassium pump is correct? - Correct Answer Maintaining homeostasis of the sodium and potassium levels requires ATP and the Na/K pump. A 13-year-old female has a karyotype that reveals an absent homologous X chromosome with only a single X chromosome present. Her features include a short stature, lack of breast development, and a webbed neck. What is her diagnosis? - Correct Answer Turner Syndrome Which of the following refers to when only 80% of people with a genotype exhibit a phenotype? - Correct Answer Penetrance Which of the following is a variation in DNA sequencing that occurs when a single nucleotide (A, T, C, or G) in a genome is substituted with another nucleotide? - Correct Answer Single Nucleotide Polymorphism (SNP) Which of the following disorders is an autosomal recessive disorder where the protein that codes for chloride channel is mutated, causing excessive, thick mucus in the pancreas, reproductive organs, and lungs? - Correct Answer Cystic Fibrosis Which disease is triggered by a combination of multiple genes and environment? - Correct Answer Multifactorial Type 2 diabetes is an example of which of the following? - Correct Answer Multifactorial disorder Which of the following is true of epigenetics? Select all that apply. - Correct Answer -Epigenetic changes to the egg or sperm can be transmitted to multiple generations. -Epigenetics is the result of signaling from the fetal environment. -Epigenetics is influenced by foods we eat, smoking, and exposure to chemicals or stress. Which of the following carries the genetic information for protein synthesis from the nucleus to the ribosomes? - Correct Answer mRNA