Purine or pyrimidine - Study guides, Class notes & Summaries

Macromolecules: Carbohydrate, Lipid, Nucleic Acid, Protein, Enzyme Carbohydrate: Sugars and starches which body breaks down to glucose ● Structural function: cellulose and chitin ● Energy storage: amylose, amylopectin, glycogen ● Recognition molecules: glycoproteins and glycolipids Lipids: Fatty acids and their derivatives that are soluble in water ● H and C and main components ● Fats ● Hydrophobic- thus help separate aqueous compartments ● Store energy (fats, oils, adip...

Helix Practice Test Questions & Answers 2024/2025 Avery's experiments would show that - ANSWERSall genes were composed of DNA Luria's experiments largely dealt with the - ANSWERSmultiplication of bacterial viruses After first talking to Crick, he and Watson decided DNA could be solved - ANSWERSin a simple way in the alpha helix, a single polypeptide chain folds into a - ANSWERShelical arrangement held together by hydrogen bonds between groups on the same chain Maurice told Fra...

Bioinformatics and Computational Biology Final Exam || With Questions & Answers (Graded A+) Bioinformatics and Computational Biology Final Exam || With Questions & Answers (Graded A+) What is Bioinformatics? - ANSWER - Bioinformatics is an interdisciplinary science to compile, store, and analyze/mine biological and medical data to help solve problems to improve human health and well‐being Differences between bioinformatics and computational biology - ANSWER - Bioinformatics focuses on ...

Molecular Diagnostics EXAM GRADED A+ nucleoside vs nucleotide - ANSWERnucleoside: base + sugar (A,G,C,T) - sine/dine nucletide: base + sugar + phosphate(s) (AMP,GMP,etc) -ylate components required for synthesis of pyrimidine - ANSWERN1, C4, C5, C6: aspartate C2: CO2 N3: glutamine does not require much energy components required for synthesis of purine - ANSWER3NH3's: 2 glutamine, 1 fumarate N¹⁰ formyl-THF, CO2 glycine requires 7 or 8 ATP's degredation of pyrimidines - ANSWER*...

An alteration in the DNA from an AT base pair to a CG base pair is called a ___. - Answer-Transversion An alteration in the DNA from an CG base pair to a TA base pair is called a ___. - Answer-Transition Which repair mechanism(s) involve(s) the removal of a single nucleotide? - Answer-Proofreading repair; base excision repair An insertion of a single base pair in the DNA strand is called a ___ mutation. - Answer-Frameshift Which repair mechanism(s) involve(s) the removal of several nucleoti...

Tri 1 Biochem Past Exams Questions and Answers Already Passed What is the role of zinc in enzyme function? Zinc acts as a cofactor, stabilizing the structure of enzymes and aiding in catalysis. Which type of bond forms between the amino group of one amino acid and the carboxyl group of another? A peptide bond forms between the amino and carboxyl groups, linking amino acids together. How do enzymes use the lock-and-key model to explain substrate binding? The lock-and-key model ...

MMSC 491 EXAM 1 /WELL STRUCTURED QUESTIONS AND CORRECT ANSWERS 2024/2025 GRADED A+. 2 / 6 1. Epigenetic: Changes in phenotypeHeritable Not due to changes in DNA sequence DNA methylation or histone modification 2. Collective term for all different DNA molecules within a cell or organism: - Genome 3. DNA protein complex: Chromosome 4. How many DNA molecules does a male have? female have?: Male 25Female 24 5. Single ring based on carbon and nitrogen atoms C,T: Pyrimidine 6. Double rin...

Mutations - Genetics 3333 Test Questions and Answers Spontaneous Mutations - Answer-- Mistakes during replication or recombination - Wrong nucleotide is inserted - Too many nucleotides are inserted or deleted Tautomeric Shift - Answer-Rearrangement of bonds in a base so that its H bonding potential changes Induced Mutations - Answer-A mutagen damages the DNA - Damage causes a base to change its H bonding - The mistake in base pairing is passed to progeny cells - Ex: UV light, Ionizi...

Bio 107 Exam 1 Questions with Correct Answers Graded A+ What does a nucleotide structure have? Nitrogenous base Sugar Phosphate group What do nucleotides form when they are chemically connected together? DNA strand What are the two nitrogenous bases? Pyrimidine and Purine What is included in the pyrimidine group? Cytosine (C) Thymine (T) Uracil (U) What is included in the purine group? Adenine (A) Guanine (G) Which of the following is only included in the DNA group C, T, U, A, or G?...

Amino acids link together by _______ to form proteins. correct answers Peptide bonds Nucleotides link together by a _____________ bond to form_________. correct answers Phosphodiester, nucleic acids _______________ link together by a glycosidic bond to form a ____________. correct answers Monosaccharides, polysaccharide What does DNA consist of? correct answers Nucleotides: consists of a nucleoside (nitrogenous base + deoxy/ribose sugar) and a phosphate group. What do lipids primaril...