Dna polymerases Study guides, Class notes & Summaries

Biochemistry Exam 3 Practice Tests 225 Questions with Verified Answers The complementary strand for the sequence 5' GCACTTCG 3' is - CORRECT ANSWER 5' CGAAGTGC 3' Polysomes...? (a) contain multiple mRNA's (b) contain multiple DNA's (c) contain multiple ribosomes (d) contain multiple RNA polymerases (e) a and c - CORRECT ANSWER (c) contain multiple ribosomes "Multiple ribosomes initiate on a SINGLE mRNA Polyribosomes or polysomes"- Ch 7 Proliferating cell nuclear ...

Which eukaryotic DNA polymerase replicates the lagging strand in the 3ʹ to 5ʹ direction? a. α b. γ c. δ d. None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. correct answers d. None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. DNA polymerases can synthesize DNA: a. de novo, by catalyzing the polymerization of free dNTPs. b. by adding dNTPs to complementary dNTPs on a single-stranded DNA. c. by adding dNTPs to a hyd...

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...

MIP 300 Exam 3Replication - correct answer Flow of genetic information from one generation to the next through the process of identically copying and passing it on to the next generation Gene expression - correct answer The flow of genetic info within a cell to then create RNA and then followed by protein 3 components of a nucleotide - correct answer 1) Sugar (deoxy/ribose) 2) Nitrogenous bases (purines A and G, pyrimidines C, U, and T) 3) Phosphodiester covalent bond between 5' and 3'...

BIOCHEM406 Practice Exam 3|103 Questions with Verified Answers Pick the best answer. A) The ratio of purine to pyrimidine 2 ́-deoxyribonucleotides in cells is always very close to 1. B) The ratio of (A+T) to (G+C) in cellular RNA polymers is always very close to 1. C) The ratio of (A+T) to (G+C) in cellular DNApolymersis always very close to 1. D) Answers B and C. E) Answers A and B and C. - CORRECT ANSWER A) The ratio of purine to pyrimidine 2 ́-deoxyribonucleotides in cells is alwa...

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 - Answer-bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants - 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 affecte...

APHY 101 Final Exam - Questions and Answers What are the characteristics of DNA? Double-stranded DNA molecules twist to form a double helix consisting of "sugar-phosphate rails" and bases pair to form the "rungs." What are the 4 types the DNA molecule base can be? (A) adenine (T) thymine (C) cytosine (G) guanine What are the complementary base pairs for DNA? A T C G Ribonucleic Acid (RNA) Single-stranded molecules, their nucleotides have ribose rather than deoxyribose sugar, and uracil rat...

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 - bathypelagic What was the first seed plant to appear? a. angiosperm b. bryophytes c. gymnosperm d. nonvascular plants - 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 offspring. ...

BIO Exam 4 Practice Test 174 Questions with Verified Answers The term polycistronic mRNA means: A.There is more than one mRNA strand produced during each round of transcription. B.There are multiple promotors to initiate transcription of this RNA. C.There are multiple operators for transcription of this RNA. D. There are multiple open reading frames in the mRNA produced. - CORRECT ANSWER D Please choose the true statement: A. During replication, the DNA leading strand is polymerized i...

BIO 2120 Exam 2 - Questions and Answers RNA secondary and tertiary structure Defined by base pairing that forms stem-loops, critical for fitting onto the ribosome Genetic code collection of codons of mRNA, each of which directs the incorporation of a particular amino acid into a protein during protein synthesis In vitro translation Protein synthesis in a cell-free extract. How many possible codons are there? 64 61 specify an amino acid 3 are stop codons that signal the termination of protein sy...