Themoon

Digital Signal Processing Questions and Answers Analogue vs. Digital Signals - AnswersAuditory perception = analogue signals stimulating the auditory system Digital signals = electronic equipment Main difference = continuity -analogue signals are continuous and defined at every instant in time -digital signals are discrete and defined at only certain instances in time Advantages of digital signals - Answers- immune to degradation when copied - easier to apply signal processing -...

DGT301 - Part 2 - Digital Signal Processing Answers QN=52 Periodic signals are power signals a. True b. False - Answersa QN=53 Select a right statement: a. Z{x*(n)} = X*(z*) b. Z{x*(n)} = - X*(z*) c. Z{x*(n)} = X*(z) d. Z{x*(n)} = X(z*) - Answersa QN=54 Computational complexity refers to a. the number of arithmetic operations required to compute an output value for the system. b. the number of times a fetch from memory is performed. c. the number of times a comparison between...

BIOC 3021 EXAM 1 REVIEW SHEETS SOLUTIONS What are the six most common elements present as covalent components of bioorganic compounds? - AnswersH, O, N, C, S, P, Cl What are covalent bonds, and how strong and permanent are they relative to other bonds in living organisms? - AnswersCovalent bonds are the sharing of electrons between two species. Non polar covalent bonds are the strongest What is the difference between polar and nonpolar covalent bonds? What combinations of atoms are in...

BIOC 3021- Exam 1 Questions and Answers what type of protein structure is formed by H bonding of amino acid residues? - Answerssecondary what are the 2 basic types of secondary protein structure? - Answersalpha helix and beta sheet Describe the alpha helix - Answersa spiral structure formed by a single polypeptide chain; each C=O is H bonded to the N-H group that is 4 amino acids down the strand Describe the beta sheet - AnswersH bonds are between strands rather than within a stra...

BIOC 3021 Exam 1 Lecture 1 Verified Answers Most abundant elements in living organisms - AnswersHydrogen, oxygen, carbon, nitrogen, phosphorous, sulfur Number of essential minerals for body function - Answers17 Strength of covalent bonds - AnswersStrongest bonds in biomolecules Covalent bond - AnswersAn electron is shared between atoms Ionic bond - AnswersAn electron is donated between atoms Hydrogen bond - Answersthe H takes on a partial positive charge and the electronegati...

BIOC 3021 Exam Questions and Verified Answers tRNA - AnswersTransfer RNA Decodes mRNA into a protein Functions at the ribosome during Translation rRNA - AnswersRibosomal RNA Essential for protein synthesis Predominant material in a ribosome (60%) Catalyzes polypeptide formation (Ribozyme) mRNA - AnswersMessanger RNA Conveys genetic info from DNA to ribosome Specifies the amino acid sequence of protein products Which type of RNA catalyzes the synthesis of proteins? - Answersr...

UMN BIOC 3021 Exam 2 Questions and Answers Proteins that can be classified according to the type and arrangement of secondary structure - Answers(a) Antiparallel α-helix proteins (b) Parallel or mixed β-sheet proteins (c) Antiparallel β-sheet proteins (d) Metal- and disulfide-rich proteins Protein Domains or Modules - Answersamino acid sequences that are used repeatedly in the same protein or that are found in different proteins How many proteins domains? - Answers40-100 St...

BioC 3021 Exam 2 Questions and Answers Michaelis- Menten Equation - AnswersThe velocity of an enzyme reaction (V) is equal to the maximum reaction velocity (Vmax) times the substrate concentration (S) divided by substrate concentration plus the Michaelis constant ( Km) increases - AnswersRate of product formation ____________ as the initial substrate concentration is raised. Velocity - AnswersHow rapidly product is being formed by the reaction Vmax - AnswersFastest reaction rate po...

BIOC 3021 Practice Exam 1 Questions and Answers A buffer solution is made from a weak acid, HA (pKa 6.0) and its conjugate base A-. What is the ratio of the base A- to the acid HA at pH 5.0? - AnswerspH = pKa + log[A-]/[HA] 5 = 6 + log[A-]/[HA] -1 = log [A-]/[HA] 10^-1 = ratio raio = 0.1 Which of these elements is the least common in organic compounds within living cells? a) C b) F c) S d) N - AnswersB- fluoride If the hydrogen ion concentration of the blood increas...

BIOC 3021 Exam 2 Quiz Questions and Answers If a noncompetitive inhibitor is added to an enzyme reaction then: a. The Vmax increases and the Km decreases b. The Vmax decreases and the Km increases c. The Vmax stays the same and the Km decreases d. The Vmax stays the same and the Km increases e. The Vmax decreases and the Km stays the same - Answerse. The Vmax decreases and the Km stays the same If a competitive inhibitor is added to an enzyme reaction then: a. The Vmax incr...