Now how is it that each of those cells has almost identical dna the answer is dna replication, the process of dna synthesis now dna is an important topic in biology so there's going to be questions on dna replication both in multiple choices, and the essay portion, most likely so what i'm going to do is, i'm going to. Describe how the anti-parallel nature of the dna molecule affects the way in which it must be copied this assignment is from the virtual cell biology classroom (http://wwwscienceprofonlinecom/virtual-cell-mainhtml%20) on the free science education website science prof online (scienceprofonlinecom) visit the. In this lesson we: • state the location of rna • describe the structure of rna as follows: • compare dna and rna • define protein synthesis • describe the involvement of dna and rna in protein synthesis summary structure ( structure of rna from life sciences for all, grade 12, figure 414, page 193. Outline the processes that occur in a cell during interphase4 marks • • • • • • dna replication dna transcription enzyme/ protein synthesis biochemical reactions/ example of a biochemical reaction cell respiration growth including those needed to prepare for mitosis5 previous ib exam essay questions: unit 3 biology ib. Essay questions 1 discuss the lock-and-key theory of enzyme-substrate interaction giving a specific example to illustrate the theory include in your discussion the a portion of a specific dna molecule consists of the following sequence of describe the biochemical composition, structure, and replication of dna.
Transcription and dna replication both involve the synthesis of nucleic acids these processes share many common features—particularly, the similar processes of initiation, elongation. Ap biology exam essay (free response) questions it is important that you read each question completely, and answer each section of the question dna - cell wall - ribosomes c explain the endosymbiotic theory of the origin of eukaryotic cells and discuss an example of evidence supporting this theory. Activity 3 improving answers in ib exam questions in twelve minutes, write an answer to the question below explain how dna is replicated within the cells of living organisms (total 8 marks) here is an example of a typical student response in dna replication the dna is unzipped new dna bases are added the base a. Free class materials on dna replication, including a lecture powerpoint, class notes, test questions, study guide & review questions.
The replication fork is a structure which forms when dna is ready to dna and replication essay - dna and replication you pose an interesting question free dna replication essays and papers free dna replication papers, essays, and research papers knowledge of the structure of dna began with the. _____ considering the structure of double stranded dna, what kinds of bonds hold one complementary strand to the other ionic covalent van der short essay (6pts) answer one of the following three questions 1 list the enzymes and proteins involved in dna replication describe the function of each 2 describe the.
Choose the molecular definition of a gene that includes all of dna elements that may be part of the dna sequence of a gene: a the dna b dna replication and protein folding c translation part iii : answer one short essay question in the blue book provided (you may choose which one to answer) 1 discuss the. Question marking guidance mark comments 10 (a) proteins and enzymes 31 2 enzyme properties and digestion 312 protein structure 313 plasma membrane structure and cell transport 316 antigens, antibodies, b cells & t cells 316 vaccines nucleic acids 322 structure of dna 325 dna replication (not. 722 explain the process of dna replication in prokaryotes, including the role of enzymes (helicase, dna polymerase, rna primase and dna ligase), okazaki fragments and deoxynucleoside triphosphates the first stage of dna replication in prokaryotes is the uncoiling of the dna double helix by the enzyme helicase.
Activities · image result for dna replication and enzymes · biologysample resumechemical structureessay promptsessay questionsslide ruledna geneticsexperiment. The fact that the dna molecule is made of two polynucleotide chains whose nitrogenous bases form hydrogen bonds facilitates the replication of the molecule during dna replication, the bond between the two chains is broken and each of them serves as a template for the formation of a new nucleotide sequence along it,.
Topic 4 – genetics past essay questions 1 normal (ß chain) hemoglobin gene / dna produces normal (ß chain) hemoglobin protein / amino acids substitution= the replacement of one (or more) nucleotide base with another caused by a copying mistake during dna replication as a result of a mutagen / x-rays / chemical. Free practice questions for mcat biology - dna replication and repair includes full solutions and score reporting. Discussion questions for chapters 1, 2, 3, 4, 5, 6, 7, 8 write an essay on the recognition of information in nucleic acids 3: replication 1 discuss the evidence for and against the idea that active dna polymerases are organized into factories 2 what problems does the double-helical structure of dna pose.