A karyotype Study guides, Class notes & Summaries

A runner has depleted all the oxygen available for muscle energy. Which of the following will facilitate his continued muscle performance? - Answer- Answer: Anaerobic glycolysis What causes the rapid change in the resting membrane potential that initiates an action potential? - Answer- Answer: Sodium gates open, and sodium rushes into the cell, changing the membrane potential from negative to positive. A 12-year-old male is diagnosed with Klinefelter syndrome. His karyotype would reveal wh...

Under what circumstances should an infant with clinical features of Down syndrome be karyotyped? A. Only if the parents desire more children B. Only if the mother is younger than 35 years old C. Only if not all of the features of Down syndrome are present D. Only if the mother has had 3 early miscarriages E. Always - E. Always What is the parental origin and stage of meiosis when most meiotic errors occur resulting in chromosomal trisomy? A. Maternal meiosis I B. Paternal meiosis I C. ...

What percent of cases with a negative CMA result would be expected to have a balanced rearrangement that would be detected by a karyotype? 10% 3.5% 0.8% <0.1% A couple is seen for preconception counseling. The woman's brother has Gaucher disease, and she has Ashkenazi Jewish ancestry (Gaucher disease incidence of 1 in 1,000). Before doing any genetic testing, which of the following is closest to the risk of the couple having an affected child? 1/50 1/100 1/150 1/200

BIOL 1406 Chapter 13Asexual reproduction ____________ - correct answer Produces offspring genetically identical to the parent Which of the following defines a genome? - correct answer The complete set of an organism's genes and the the other DNA sequences Asexual reproduction occurs during ______________ - correct answer Mitosis Quaking aspen can send out underground stems for asexual reproduction. Sexual reproduction is not as common, but when it does happen, the haploid gametes have ...

Biology 102 Exam 2 WSU Carloye Latest Update 100% Solved Heterozygous When two different alleles combine to form a trait. Example: A tall person and a short person have a child who is short. The short allele is dominant so the child grew up to be short. Gene A section of DNA that controls a certain trait. Example: Eye color. Dominant Determines the expression of a trait (visually). Example: Brown eyes, dark hair. Homozygous A homozygous trait is when two of the same kind of all...

Pathophysiology Exam 1 Study Guide 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. - c An error in which homologous chromosomes fail to separate during meiosis is termed: A) aneuploidy. B) nondisjunction. C) polyploidy. D) anaplasia. - b A somatic cell that does not contain a multiple of 23 chromosomes is called: A) an aneuploid cell. B) a euploid cell. C) a polyploidy ce...

Heterozygous - When two different alleles combine to form a trait. Example: A tall person and a short person have a child who is short. The short allele is dominant so the child grew up to be short. Gene - A section of DNA that controls a certain trait. Example: Eye color. Dominant - Determines the expression of a trait (visually). Example: Brown eyes, dark hair. Homozygous - A homozygous trait is when two of the same kind of alleles combine to form a trait. Example: When two tall...

UCI Bio 93 Final Exam Questions and Answers 100% Pass What are the four most common elements in living matter? - Correct Answer ️️ - Hydrogen, Oxygen, Nitrogen, and Carbon --make up 96% of all living matter. Properties of Acids - Correct Answer ️️ -Donate H+ to a solution, accept electrons, and have a pH of <7 What happens in the S phase of the cell cycle? - Correct Answer ️️ -DNA Synthesis What happens in the G1 phase of the cell cycle? - Correct Answer ️️ -Growth -- c...

UCI Bio 93 Final Exam Questions and Answers Already Passed What are the four most common elements in living matter? Hydrogen, Oxygen, Nitrogen, and Carbon --make up 96% of all living matter. Properties of Acids Donate H+ to a solution, accept electrons, and have a pH of <7 What happens in the S phase of the cell cycle? DNA Synthesis What happens in the G1 phase of the cell cycle? Growth -- cell contents are duplicated. What happens in the G2 phase of the cell cycle? More gr...

UCI Bio 93 Final Exam Questions and Answers 100% Pass What are the four most common elements in living matter? - Correct Answer ️️ - Hydrogen, Oxygen, Nitrogen, and Carbon --make up 96% of all living matter. Properties of Acids - Correct Answer ️️ -Donate H+ to a solution, accept electrons, and have a pH of <7 What happens in the S phase of the cell cycle? - Correct Answer ️️ -DNA Synthesis What happens in the G1 phase of the cell cycle? - Correct Answer ️️ -Growth -- c...