Ansi 3423 Study guides, Class notes & Summaries

ANSI 3423 Final Exam Questions and Answers 2023 with complete solution

Dicentric chromosome has __ centromere(s) - Answer 2 Acentric chromosome has __ centromere(s) - Answer 0 Issues with dicentric and acentric chromosomes in cell division - Answer Dicentric: don't split properly and break Acentric: lost in mitosis because it doesn't split Four common types of of abnormalities in chromosome structure - Answer Deletions, duplications, inversions, translocations How abnormalities in chromosomal structure begin - Answer one or more breaks in a chromosom...

peracentric - Answer In the F2 generation, how many phenotypic classes are possible from a trihybrid cross of two heterozygotes in which the genes involved show complete dominance? Paracentric - Answer A ______ inversion does not involve the centromere N and N-1 - Answer A monosomic cell would produce gametes with how many chromosomes? 2 - Answer How many replication forks are produced when DNA denatures at an origin? Replication - Answer The making of a new copy of DNA using an exis...

Enzymatic conversion of DNA to RNA is called - Answer Transcription Cells obtained from a person with Klinefelter syndrome (XXY) would contain how many Barr bodies? - Answer 1 Barr Body Which organisms have Haploid/ diploid sex determination? (Males have 1/2 the # of chromosomes a female does) - Answer Bees Physical Division of cells happen during which stage of the cell cycle? - Answer M The DNA of eukaryotic cells is duplicated during which stage of the cell cycle? - Answer S In...

Ribosomal RNA - Answer Function: Structural and funtional components of the ribosome Most abundant in cells Transfer RNA (tRNA) - Answer helps incorporate amino acids into polypeptide chain (protein formation) Messenger RNA (mRNA) - Answer Carries the genetic code for proteins comes from DNA gives info Transcription - Answer The synthesis of an RNA molecule from a DNA template What are the 3 major components of Transcription - Answer 1. DNA Template 2. Raw material to build new RN...

What are inherited traits and non-inherited traits? - Answer Inherited are from your parents. What does each of the major branches of Genetics study? - Answer Classical, Cytogenetics, Molecular, Population, and Quantitative Where to find DNA, genes, and chromosomes? - Answer In a cell What are DNA, gene, allele, genome, and genotype? - Answer DNA- The carrier of genetic information of all living organisms Gene- a basic unit of heredity made up of a segment of DNA sequence that determ...

The Five stages of prophase I are, in order, - Answer Leptonema, Zygonema, Pachynema, Diplonema, Diakinesis If sheep have 54 chromosomes how many chromatids are in a cell during prophase of mitosis? - Answer 108 A __________ inversion involves the centromere - Answer pericentric After removal of RNA primers and replacement with DNA nucleotides, which enzyme fills the gap in the sugar-phosophate backbone between adjacent Okazaki Fragments? - Answer Ligase During DNA replication nucleo...

Dicentric chromosome has __ centromere(s) -ANSWER 2 Acentric chromosome has __ centromere(s) -ANSWER 0 Issues with dicentric and acentric chromosomes in cell division -ANSWER Dicentric: don't split properly and break Acentric: lost in mitosis because it doesn't split Four common types of of abnormalities in chromosome structure -ANSWER Deletions, duplications, inversions, translocations How abnormalities in chromosomal structure begin -ANSWER one or more breaks in a chromosome ...

Where are *genes* located? - Answer chromosomes *Chromosomes* are inherited from what? - Answer both parents Where do we also have *DNA*? - Answer outside our nucleus -extranuclear DNA -Mitochondria/chloroplasts What is an *organelle genome*? - Answer the genome in a mitochondrion or chloroplast (may be multiple, identical copies) What do *organelle genomes* have? - Answer -extrachromosomal genes ---> aka: cytoplasmic genes -strict maternal inheritance Why are *organelle ge...

ANSI 3423 Genetics Exam 1 questions and answers well illustrated. Enzymatic conversion of DNA to RNA is called - correct answers.Transcription Cells obtained from a person with Klinefelter syndrome (XXY) would contain how many Barr bodies? - correct answers.1 Barr Body Which organisms have Haploid/ diploid sex determination? (Males have 1/2 the # of chromosomes a female does) - correct answers.Bees Physical Division of cells happen during which stage of the cell cycle...