Dna polymerases - Study guides, Class notes & Summaries

Individuals with Down Syndrome or Klinefelter Syndrome have: A. An extra chromosome B. Aneuploidy C. Had nondisjunction occur in the sex cells of their parents - Answer-All the above A metastatic malignant tumor is one that: A. Has spread to other tissues or organs B. Has clean boundaries between the tumor and tissue C. Is at Stage 4 - Answer-A. Has spread to other tissues or organs C. Is at Stage 4 A new antibiotic is developed that at first is highly effective against a broad range o...

BSC 108 Exam 3 Kennedy Questions And Answers The structure of a strand of DNA. - ANS it is a double helix, like a twisted ladder. the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate backbone (made of deoxyribose and a phosphate group) What are the nucleotide subunits? - ANS adenine, guanine, cytosine, and thymine How are the subunits held together? - ANS through a hydrogen bond What are the nucleotide subunit compliments? - ANS ...

DNA that encodes information for proteins is within the ________ - nucleus What makes up the transcription complex that transcribes DNA? - Polymerases and transcription factors Transcriptional complexes transcribe DNA into _______ - mRNA ________________ machinery reads mRNA after it has been shuttled into the cytoplasm - translational Where are ribosomes formed? - nucleus ______________ make up the translational machinery that reads mRNA - Ribosomes The amino acid chain that forms the p...

What are the the 2 recommended anticoagulants for Plasma or Bone Marrow Aspirate Samples EDTA and ACD Why is EDTA one of the recommended coagulants for Plasma or Bone marrow aspirate samples 1)A chelating (binding) agent for divalent cations such as Mg++ or Ca++ 2)Helps deactivate metal-dependent enzymes 3)Suppresses damage to DNA and proteins by deoxyribonucleases 4)Allows DNA to remain in native state and large molecular size before extraction What does EDTA stand for? ethy...

BACE Review Questions and Answers 2024 Structural component of cell membrane, Ex: Phospholipid Lipid A chemical bond that involves the sharing of electron pairs between atoms. What is the most likely reason there is an unexpected band in a PCR reaction? Using too low temp. What should be included on the gel to enable you to determine actual sizes of the DNA fragments? Molecular weight marker and DNA Ladder What is MRNA? What the order of amino acids on a polypept...

You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones of the ocean? a. abyssal b. bathypelagic c. epipelagic d. mesopelagic - Correct Answer-bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants - Correct Answer-gymnosperm In a pedigree for an autosomal recessive disorder, which of the following will occur if two homozygous unaffected individuals mate? a. They will have affected off...

Griffith's Transformation Experiment - S-strain: smooth, virulent - R-strain: rough, non-virulent - heat killed S-strain: non-virulent - heat killed S-strain + R-strain: virulent - live cells could be recovered form dead mice, living R-cells "transformed" by dead S-cells Avery, MacLeod & McCarty determined that DNA is the transforming principle Hershey & Chase - used radioactive material to label DNA and protein ->infected bacteria passed on DNA - helped prove that DNA is genetic materia...

BIO Practice from Practice Exam 2|112 Questions with Verified Answers Complementary base-pairing allows for A) genes to be expressed as phenotype. B) spontaneous mutations to occur. C) covalent bonds to form between the opposite bases. D) replication to be semiconservative. E) DNA to serve as its own template for replication. - CORRECT ANSWER E) DNA to serve as its own template for replication. 6) The process by which genetic information is transferred from DNA to RNA is called ...

Test Bank – Biochemistry, A Short Course 3rd Edition (Tymoczko, 2015) All Chapters 1-41 |Complete Guide. Chapter 1 Biochemistry and the Unity of Life Matching Questions Use the following to answer questions 1–10: Choose the correct answer from the list below. Not all of the answers will be used. a) uracil b) cytoplasm c) protein d) thymine e) carbohydrate f) sugar–phosphate units g) cell wall h) transcription i) glycogen j) lipid k) central dogma l) phagocytosis m) endopla...

Which of the following build(s) new strands of DNA? - ANSWER DNA polymerases Which statement about DNA replication is CORRECT? - ANSWER The leading strand is built continuously, and the lagging strand is built in pieces. The molecule that seals the gaps between the pieces of DNA in the lagging strand is - ANSWER DNA ligase. Which of the following events occurs during transcription? - ANSWER A molecule of RNA is formed based on the sequence of nucleotides in DNA. mRNA? - ANSWER mRNA m...