Wgu c652 Study guides, Class notes & Summaries

Heredity and Genetics WGU - C652, Exam Review Questions and answers, 100% ACCURATE

Heredity & Genetics WGU- C652. Exam Review Questions and answers, 100% Accurate. VERIFIED

Heredity & Genetics WGU- C652. Exam Review Questions and answers, 100% Accurate. VERIFIED

Heredity and Genetics WGU - C652, Exam Review Questions and answers, 100% ACCURATE. What does the process of meiosis result in? - -A reduction in the chromosome number Why is crossing-over one of the most important events in meiosis? - -It produces new combinations of alleles on chromosomes. Which mode of inheritance describes a condition that exclusively affects males? - -Y-linked A man with disease X and a woman without disease X have five sons and five daughters. All of their daug...

Heredity & Genetics WGU- C652. Exam Review Questions and answers, 100% Accurate. VERIFIED. Treatment of cells with the chemical colchicine interferes with microtubule assembly in metaphase and anaphase. What are the resulting mutations? - -Nondisjunction mutations deletion mutation - -a mutation in which one or more pairs of nucleotides are removed from a gene Insertion - -A mutation involving the addition of one or more nucleotide pairs to a gene. An error in DNA replication leads to ...

Organisms require ___ and nutrients to maintain themselves, grow, and reproduce. - Answer energy Organisms require energy and ___ to maintain themselves, grow, and reproduce. - Answer nutrients T/F: All ions are atoms - Answer True T/F: Free radicals are dangerous because they emit energy. - Answer False T/F: Hydrogen ions are indicated by a pH scale. - Answer True T/F: Hydrogen ions are in blood. - Answer True A ___ can help keep the pH of a solution stable. ...

Which type of genetic disease affects males more frequently than females? Sex-linked recessive Autosomal recessive Autosomal dominant Sex-linked dominant - Answer Sex-Linked recessive. Since males only have one X and one Y, if the affected chromosome has the illness, it will be expressed. In which two conditions are chromosomal abnormalities the leading known cause? Intellectual disability Respiratory disorders Fetal miscarriage Cardiovascular disease Mental illness Check My ...

Triploidy - Answer is a rare chromosomal abnormality in which fetuses are born with an extra set of chromosomes in their cells. Three sets, or 69 chromosomes missense - Answer a single nucleotide change results in a codon that codes for a different amino acid nonsense - Answer in a sequence of DNA that results in a premature stop codon point mutation or substitution - Answer is a genetic mutation where a single nucleotide base is changed, inserted or deleted from a sequence ...

gene a string of nucleotides within a DNA molecule that is the basic structural and functional unit of genetics allele this is the term for one of a number of different forms of a gene phenotype physical characteristics of an organism genotype genetic makeup of an organism heterozygous this term describes an organism that has two different alleles for a trait homozygous this term describes an organism that has two identical alleles for a trait domi...