Topoisomerase - Study guides, Class notes & Summaries

topoisomerase 1 → Making single-stranded DNA breaks to relieve supercoiling at origin topoisomerase 2 → An enzyme that breaks both strands (a DNA double helix), rotates the ends, and seals the break. → *USES ATP* DNA gyrase → type of topoisomerase 2 DNA helicase → An enzyme that unwinds the DNA double helix at origin Primase → RNA polymerase: An enzyme that joins RNA nucleotides to make the primer using the parental DNA strand as a template. Single strand binding prote...

Microbiology Test 3- Dr. Al Latest Update Graded A+ Genetics the study of what genes are, how they carry information, how information is expressed, and how genes are replicated Chromosome structure containing DNA that physically carries hereditary information; the chromosomes contain the genes Genome all the genetic information in a cell Genomics the molecular study of genomes Genotype the genes of an organism Phenotype expression of the genes Gene a sequence of nucleot...

ASCP Molecular Biology Certification Exam 2024 Pyrimidine - Answer ️️ -One carbon ring Cytosine, Thymine, Uracil Purine - Answer ️️ -Two carbon rings Adenine, Guanine How are nucleotides joined together? - Answer ️️ -Condensation to form phosphodiester bond What is the function of mRNA? - Answer ️️ -Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? - Answer ️️ -Carries aa to ribosome Anticodon pairs with codon on mRNA ...

Biod 102 Exam 1 / BIOD 102 Exam 1 Questions and Answers Portage Learning GRADED A + RA class of DNA polymerase patrols newly added nucleotides and will remove nucleotides that are erroneous. How does the polymerase "know" a nucleotide is misplaced. - CORRECT ANSWER-Newly adde nucleotides are compared to the complimentary template strand. Replication of DNA begins at a single origin of replication and then proceeds the entire length of the strand, in one direction (T/F) - CORRECT ANS...

Quiz Cancer Pharmacology MSCI 500 (BIO) BIOM 500 Questions and Answers. Score for this quiz: 37.25 out of 40 Submitted Oct 4 at 4:32pm This attempt took 39 minutes. 0 / 1.75 pts Question 1 Incorrect These anticancer drugs work by inhibiting DNA synthesis except; L-Asparaginase Pentostatin Methotrexate 5-Fluorouracil Quiz Cancer Pharmacology MSCI 500 (BIO) BIOM 500 Questions and Answers 11/21/21, 10:47 PM Quiz: Cancer Pharmacology: MSCI500 (B01), BIOM500 (B01) Question 2 1.75 / ...

ASCP Molecular Biology Certification Exam 2024 Pyrimidine - Answer ️️ -One carbon ring Cytosine, Thymine, Uracil Purine - Answer ️️ -Two carbon rings Adenine, Guanine How are nucleotides joined together? - Answer ️️ -Condensation to form phosphodiester bond What is the function of mRNA? - Answer ️️ -Carries genetic info out of nucleus Transcript translated to protein What is the function of tRNA? - Answer ️️ -Carries aa to ribosome Anticodon pairs with codon on mRNA ...

Diagnosing Mixed Connective Tissue Disease Correct Answer-Anti-U1-RNP + at least 3 of the following: - Swollen hands or fingers - Myositis or myalgia - Synovitis - Raynaud's phenomenon Drug-induced lupus antibody Correct Answer-DNA-histone complex (95%) SLE antibody Correct Answer-ds DNA(97%), Smith Systemic sclerosis antibody Correct Answer-RNA polymerase II and II Scl-70/anti-topoisomerase I Sjogren's syndrome Correct Answer-anti-SS-Ro/SS-La (SSa and SSb) Limited sclerod...

Biology 115 Exam 3 WVU Latest Update Graded A+ Meiosis DNA replication prior to cell division Sister Chromatids are two copies of the same DNA(have the exact same sequence) Helicase Breaks H-bonds to open the replication bubble Topoisomerase Breaks a single covalent bond ahead of the replication bubble Single-stranded DNA binding proteins Prevents the re-annealing of a single stranded DNA DNA Polymerase III recognized double stranded DNA/RNA hybrid and synthesized DNA from ...

MIBO 3500 Exam 2 Questions and Answers Rated A frederick griffith studied streptococcus pneumoniae in mice - hypothesized that bacteria could "transfer" information to each other - S strain -> host death - R strain -> not fatal - pre-killing S strains prevents illness - killed S plus live R is fatal conjugation horizontal gene transfer requiring cell to cell contact - two cells brought together by pilus on the donor - relaxase assists in DNA transfer - requires presence of transferable ...

ADVANCED PLACEMENT (AP) BIOLOGY: Proteins 44 Questions Correctly Answered | 100% Rated Question 1 A misfolded protein most likely encountered a problem with which of the following enzymes? Possible Answers: Chaperonin Lipase Helicase Topoisomerase II Amylase Correct answer: Chaperonin Question 2 __________ structure involves interactions between the various side chains of amino acids. Possible Answers: Tertiary Primary Secondary Quaternary Correct answer: Tertiary Question 3 If the hydro...