Protein coding repeats Samenvattingen, Notities en Examens

Biology Exam 3 Practice Test 40 Questions with Verified Answers In the 1940s and 1950s scientists were performing experiments to discover what molecule was the inheritance material. The basis of that work was Griffith's transformation experiments with the rough and smooth strains of Pneumococcus. Rough bacterial strains were transformed by A. treatment with radiation. B. infection with a virus. C. uptake of protein from the environment. D. uptake of DNA from the environment. - CORRECT...

ASCP MB 2023/2024 E. coli RNA Polymerase II - Answer DNA template, product: mRNA RNA Polymerase I - Answer DNA template Location: Nucleous Products: 18s, 5.8s, 28s rRNA RNA Polymerase II - Answer DNA template Location: Nucleus Products: mRNA, snRNA RNA Polymerase III - Answer DNA template Location: Nucleus Product: tRNA, 5s rRNA, snRNA Mitochondrial RNA Polymerase - Answer DNA template, product: mRNA Mammalian DNA polymerase α - Answer DNA template, product: primers ...

Central Dogma DNA → RNA → Protein Purines - which bases? - how many rings? Brainpower Read More 0:14 / 0:15 Pyrimidines - which bases? - how many rings? Remember: "Pyrimidine" has a "y" in it; so does "cytosine" and "thymine." Phosphodiester Bond Joins one nucleotide to the next; between the 3rd C of one ribose and the 5th C of the other to create the sugar-phosphate backbone Directionality of DNA (convention) 5' → 3' (but strands are ant...

Genetics Exam 2 practice exam 107 Questions with Verified Answers In five Hfr strains, each of which was used to build a time-of-entry map, the genes entered the recipient cells as follows: Strain 1: S L A C T F Strain 2: N P F T C A Strain 3: T F P N U Y Strain 4: S H Y U N P Strain 5: U N P F T C Which of the following represents a correct compilation of these results? A) S L A C T F P N H C U B) N P F T S L A C H U T C) T C A L S P N U Y H D) U N P F T C A L S T F E) S L A C T F...

BIO lab exam 2 TAMU (2023/2024) Rated A+ Coding regions sequences of DNA that serve as instructions for making proteins (1-2% of human DNA) Non-coding regions Human DNA that contains STRS and are responsible for regulatory functions ( DNA transcription 98-99% ) What are STRs? short tandem repeats; unique repetition of nucleotide patterns. Differentiate one person from another. What is a DNA profile? a specific pattern of DNA attributes that is obtained in the lab and can be used to identify a...

MTM Exam 4 Diseases Latest Update with Verified Solutions DMD -loss of function, recessive, haplosufficiency -symptoms present < 5 yoa -progressive symmetrical muscular weakness -wheelchair dependent by 12-13 yoa -life expectancy = teens - 30s -do not reproduce -calf pseudohypertrophy -elevated serum creatine kinase -unable to perform neck flexion -complete absence of dystrophin -mutations: deletions, frameshift, nonsense -exon length is NOT a multiple of 3 -frameshifts -> null mutations ...

BIO 207 EXAM2 PRACTICE TEST FROM STUDY GUIDE 49 Questions with Verified Answers Which of the following molecules links glycolysis with the TCA cycle, and also serves as a precursor for many biosynthetic products? a. malate b. citrate c. oxaloacetate d. acetyl-CoA e. succinate - CORRECT ANSWER d. acetyl-CoA What methods do microorganisms NOT use to minimize energy for biosynthesis? a. Inhibit or kill nutritional competitors by making antimicrobials b. Loss of genes encoding enzymes f...

LIFE 120 UNL Biology Practice Exam 4|33 Questions with Verified Answers Transcription in eukaryotes requires which of the following in addition to RNA polymerase? A) the protein product of the promoter B) ribosomes and tRNA C) aminoacyl synthetase D) start and stop codons E) several transcription factors (TFs) - CORRECT ANSWER E During splicing, which molecular component of the spliceosome catalyzes the excision reaction? A) RNA B) DNA C) protein D) sugar E) lipid - CORRECT ANSW...

RNA Test 74 Questions with Verified Answers RNA contains the sugar a. ribose. b. deoxyribose. c. glucose. d. lactose. - CORRECT ANSWER a Unlike DNA, RNA contains a. adenine. b. uracil. c. phosphate groups. d. thymine. - CORRECT ANSWER b Which of the following are found in both DNA and RNA? a. ribose, phosphate groups, and adenine b. deoxyribose, phosphate groups, and guanine c. phosphate groups, guanine, and cytosine d. phosphate groups, guanine, and thymine - CORRECT ANSWER...

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 ...