Nondisjunction Study guides, Class notes & Summaries

Pathophysiology Exam 1 Question and answers already passed 2024 Pathophysiology Exam 1 An ordered photographic display of a set of chromosomes from a single cell is a(n): A) metaphase spread. B) autosomal spread. C) karyotype. D) anaphase spread. - correct answer c An error in which homologous chromosomes fail to separate during meiosis is termed: A) aneuploidy. B) nondisjunction. C) polyploidy. D) anaplasia. - correct answer b A somatic cell that

What cellular events occur in the G1 phase of the cell division cycle? - ANSWER normal growth and cell function What is the best way to describe homologous chromosomes? - ANSWER they carry information for the same traits In some parts of Africa, the frequency of individuals who are heterozygous for the sickle-cell anemia allele is higher than the frequency in North America, presumably because this reduces the frequency of malaria. Such a relationship is related to what? - ANSWER Darwin's ...

CMMB 413 MT 2 Question and answers rated A+ CMMB 413: MT 2 Underlying mechanism of abnormal chromosome segregation: - correct answer Nondisjunction Underlying mechanism of recurrent chromosome syndromes: - correct answer Recombination at segmental duplications Underlying mechanism of idiopathic chromosome abnormalities: - correct answer Sporadic, variable breakpoints Spontaneous/de novo. Sometimes of unknown origin. - correct answer Idiopathic Underlying mechanism of unbalance...

Patho NR 283 Exam 1 | Questions with 100% Correct Answers | Latest Update 2024 | Verified In regards to chromosomal mutation, nondisjunction is known as what? - Failure of homologous chromosomes to separate during cell division What is an example of an autosomal-dominant disease? - Huntington's disease What is an example of an autosomal-recessive disease? - Cystic fibrosis What is an example of an X-linked condition? - Red - green color blindness What is an example of multifactorial inher...

What cellular events occur in the G1 phase of the cell division cycle? - ANSWER normal growth and cell function What is the best way to describe homologous chromosomes? - ANSWER they carry information for the same traits In some parts of Africa, the frequency of individuals who are heterozygous for the sickle-cell anemia allele is higher than the frequency in North America, presumably because this reduces the frequency of malaria. Such a relationship is related to what? - ANSWER Darwin's ...

Pathophysiology Exam 1 Questions and Answers An ordered photographic display of a set of chromosomes from a single cell is a(n): A) metaphase spread. B) autosomal spread. C) karyotype. D) anaphase spread. - Answer-c An error in which homologous chromosomes fail to separate during meiosis is termed: A) aneuploidy. B) nondisjunction. C) polyploidy. D) anaplasia. - Answer-b A somatic cell that does not contain a multiple of 23 chromosomes is called: A) an aneuploid cell. B) a euploid c...

infant with somnolence, vomiting, cerebral edema, decreased BUN, hyperammonemia - correct answerornithine transcarbamoylase deficiency infantile cataracts, doesn't track objects, absent social smile - correct answergalactokinase deficiency infantile cataracts, hepatomegaly, jaundice, failure to thrive - correct answeruridyltransferase deficiency causes of Down syndrome - correct answer1) meiotic nondisjunction (95%) 2) unbalanced robertsonian translocation (extra arm on Ch 21) 3) mos...

WGU D115 Final Exam Study Guide 100Questions and Answers | Verified Latest Update. How is transcription best defined? - Correct Answer-RNA is synthesized from a DNA template. An amniocentesis indicates a neural tube defect when an increase in which protein is evident? - Correct Answer-Alpha fetoprotein Amniocentesis is recommended for pregnant with what history? - Correct Answer-Have a family history of genetic disorders 35 or older positive prenatal screening test chromosomal condition...

Biology 203: Final Exam Review 100% ACCURATE SolutionWhat cellular events occur in the G1 phase of the cell division cycle? - ANSWER normal growth and cell function What is the best way to describe homologous chromosomes? - ANSWER they carry information for the same traits In some parts of Africa, the frequency of individuals who are heterozygous for the sickle-cell anemia allele is higher than the frequency in North America, presumably because this reduces the frequency of malaria. Such a...

A prevalence study conducted from January 1 to December 31, 2017, on a population of 125,000 identified 500 cases of a disease. The incidence rate of this disease is 2 per 1,000. What percentage of the cases was newly diagnosed in 2017? A. 5% B. 50% C. 2% D. Answer cannot be calculated from this data set C. 2% Of 125,000 people, there were a total of 500 cases. An incidence rate of 2 per 1,000 means 250 new cases per 125,000 people. Thus, 50% are new cases. What mechanism is mos...