Biology question and answers for November 18, 2023
- Q My courses SC BIOL1000 N Biolog
- Q Diet and nutrition are not a potential source of epigenetic modulation O False O True
- Q An organism s A product An encompasses all of its genetic information is a specific sequence of DNA that codes for a particular trait protein or RNA is an alternate...
- Q Which statement best describes what it means when a gene is expressed A The gene that codes for the production of a protein is turned on B The gene is...
- Q 7 C elegans has six pairs of chromosomes Mutants in the gene him 5 in C elegans affect some process in pairing and synapsis prophase I but precisely what process...
- Q Listen Alu is found in coding regions of DNA True O False
- Q Which of the following sequences is an anticodon N 5 T Source courses lumenlearning com E O ACG G O UCG AAAUCO AUC GGGUUUACG E F D A B C
- Q on 4 e Okazaki fragments formed in DNA replication use the RNA polymerase can only copy from the 3 to the 5 e use access to the leading strand occurs...
- Q Black fur in mice B is dominant to brown fur b Short tails 5 are dominant to long tails s What fraction of the progeny of crosses BBSs x BBss...
- Q 4 a True b False The ratio C G A T will be the same for all eukaryotic organisms Please be sure to read the question carefully cold drie LRE
- Q 18 The researcher s who used radioactively tagged proteins and DNA in viruses to confirm that DNA was the genetic material was were a Crick and Watson b Hershey and...
- Q 2 A three strand double crossover will give rise to a 1 double 2 single and 1 non crossover strands b 3 double and 1 non crossover strands c 3...
- Q rRNA assembles into two units becoming the which reads the mRNA during translation A spliceosome C ribosome B initiation sequence D mitochondria
- Q 24 The Haller family has four children Two of them DeeDee and Cassius have attached earlobes recessive like their father and the other two Mathilda and Marcus have free earlobes...
- Q Antibiotics function by disabling the metabolic activities of bacterial cells Why do antibiotics destroy bacteria cells but have no effect on viruses Viruses are not alive and do not carry...
- Q During mRNA transcription a DNA strand has the bases CTAGGT What is the complementary strand of mRNA A TCGAAC B C GATCCA AGCTTG
- Q C D R red flowers r white flowers According to Mendel s law of dominance which statement best describes the result of a cross between parents with genotypes Rr and...
- Q Draw a model explain how the boys and anyone with DMD get it and how its relates to their physical symptoms HINT looking to see how the gene of DMD...
- Q The alleles of a gene are found at chromosomes the same locus on homologous 01 different O loci on nonhomologous the same locus on nonhomologous
- Q 7 There are a variety of ways that genetic variation arises a Describe independent assortment Explain how independent assortment during meiosis results in genetic variation 2 points b Describe an...
- Q TACCGTGA C The strand of DNA experiences a substitution mutation that replaces the second cytosine C with an adenine A a Draw a model showing the strand of DNA after...
- Q What is the role of enhancers during the transcription process O A To prevent transcription factors from binding to DNA B To recognize the TATA box sequence OC To allow...
- Q Which statement best describes how prokaryotic cells regulate the production of a specific protein A Circular DNA is read in sequence so protein production occurs in cycles B Transcription factors...
- Q Which sentence describes a substitution mutation A One or more nucleotides are removed from a sequence B A nucleotide is replaced with another nucleotide C A nucleotide is shared during...
- Q Which mutation would likely have little to no effect on an individual s phenotype A A frameshift mutation that caused a change near the active site of a protein B...
- Q urses SC BIOL1000 N Biology When a nucleotide is added to a
- Q CONTENTS me Section 5 Graded Ques Sickle Cell Al Q5 3 Someone has handed you the f a population over time Based on the
- Q 6 Can you curl your tongue up on the sides Tongue curling in humans is a dominant genetic trait Suppose a man who is Tt for tongue curling marries a...
- Q A complementation group is a group of mutations OA That are in the same gene and complement each other B That are in the same gene and do not complement...
- Q QUESTION 2 Explain what would happen if the PCR reaction did not contain Taq polymerase Assuming all other required PCR components are present would any part of the PCR reaction...
- Q QUESTION 1 The 2x PCR Master mix listed on p 56 57 has four main components Two of these are PCR Buffer and MgCl2 Based on your knowledge of DNA...
- Q Consider this data adapted from Fire and Mello paper Gene N2 wild type No mutations fem 1 loss of function mutation fem 1 fem 1 fem 1 fem 1 Exon...
- Q So far we have studied traits or genes that are coded for by just two alleles Like in rabbits there was one allele for brown hair color and one allele...
- Q This chart represents a population that has three different alleles for a gene Percentages of Alleles in Population 33 3 33 3 PWO QCP 33 3 HWK Which sentence is...
- Q In a research project a student used the Mendelian approach to study genes alleles and their functions The parental cross P1 was described as the following P1 A A1B B2C1C...
- Q The individual represented by the shaded symbol in the pedigree has Down s syndrome trisomy of chromosome 21 VNTR A markers for chromosome 21 were analyzed for each member of...
- Q During the production of a gamete a guanine replaces a thymine in a growing strand of DNA The DNA repair mechanisms do not catch the mistake and the resulting offspring...
- Q The picture below shows a replication bubble in which synthesis is proceeding in both directions with newly synthesized DNA Which of these are the leading strands 5 3 a a...
- Q When DNA is being replicated Nucleotides are added to the 3 end of the growing DNA strand Nucleotides are added to the 5 end of the growing DNA strand Nucleotides...
- Q Question 7 Not yet answered Marked out of 1 00 Flag question The following is the PCR reaction that 1 95 C for 2 minutes 2 95 C for 30...
- Q What kind of mutation does the diagram show A Deletion OB Substitution C Insertion Original ATG CAGG Mutant ATGAGG
- Q 1 The trait for a widow s peak is dominant to having a straight hairline Mickey and Minnie mouse both have widow s peaks If both Mickey and Minnie are...
- Q 15 Draw a Punnett square in your lab notebook to represent the gametes produced by the F1 individuals Fill in the genotypes of the F2 individuals the kernels on the...
- Q 3 Approximately 4000 years ago a small number of people settled in areas of Finland and became separated from the rest of the population These people reproduced but due to...
- Q In this part you will use the mRNA you made in Part 1 to model translation 11 Copy the sequence of mRNA codons you determined in Step 1 into the...
- Q My courses SC BIOL1001 P Biol Your immune system contai specifically called
- Q Your answers MUST BE VERY PRECIS Single nucleotides are added to a gro named Hydrogen bond deoxyribose of the nucleotide at the group of an incoming deoxyribonucl At the DNA...
- Q 4 Incorporation of a wrong nucleot cannot be corrected after DNA s 5 Histones are lysine rich proteins nucleus of ALL living cells Fal FILL THE BLANKS Your answers MUST...
- Q Where are the enhancers that regulate a gene usually found OA At a region of DNA immediately after the gene B In the nucleus attached to RNA polymerase C At...
- Q First base A G U C Amino Acids that correspond to mRNA Codons U phenylalanine phenylalanine leucine leucine leucine leucine leucine leucine isoleucine isoleucine isoleucine methionine or START valine valine...
- Q What role does rRNA play in translation A It carries the information from DNA out of the nucleus to the site of protein synthesis B It copies the genes in...
- Q In humans a normal male has 1 Point Two Y chromosomes OTwo X chromosomes 5 One X and one Y chromosome What is the diploid number of chromosomes for an...
- Q 13 19 14 RY 28 15 a normal male a normal female 21 a trisomy 21 male a trisomy 21 female N zz 18 16 X 17 12 18
- Q a particular trait are said to be 1 Point Ohybrid O homozygous O heterozygous 3 Gametes such as egg and sperm are 1 Point O haploid in their number of...
- Q 17 When Gregor Mendel crossed a heterozy gous tall plant with a heterozygous tall plant DD Dd tall plant dd short plant DD x Dd 1 Point D d D...
- Q If BB Black WW White BW Pink BW x BW X What are the chances of the offspring being pink 1 Point B W 100 75 50 25 B W
- Q When Gregor Mendel crossed a homozy gous dominant tall plant with homozygous recessive short plant DD Dd tall plant dd short plant DD x dd 1 Point D D d...
- Q Some traits are found only on the X chromo some This is known as 1 Point O codominance O incomplete dominance sex linked trait
- Q First Position A U C A G UUU UUC UUA UUG CUU CUC CUA CUG U Phe GUU GUC GUA GUG Leu Leu AUU AUC lle AUA AUG Met UCU...
- Q Students are comparing the processes of transcription and translation in a cell Drag each process feature to its associated column in the chart Transcription occurs at a ribosome reads RNA...
- Q Sickle cell anemia is a recessive disorder which commonly affects the red blood cells RBCs of individual from Central and Northern Africa The faulty protein of the RBC causes these...
- Q Allele Frequenc 9 P Allele Moths Genotype Frequency q2 Typica 2pq Carbonaria p D Carbonaria Genotype dd Dd DD Initial Allele Frequency Color Light Dark Dark 0 70 0 30...
- Q the surprising results of this experiment Griffith hypothesized that something in the heat killed S strain cells must have changed the R strain cells so that they were able to...
- Q 2 Prior to developing a complete model of a DNA molecule many scientists made discoveries about the chemical composition of DNA a Describe two discoveries Edwin Chargaff and his team...
- Q Which nucleotides are purines Adenine Cytosine Thymine Guanine
- Q 9 In banded snails a brown shell color is dominant over a yellow shell color Unbanded shells are dominant over banded shells Two snails with unbanded brown shells mate with...
- Q DODT DNA Replication DNA polymerase Leading strand RNA primer Lagging strand Helicase DNA polymerase Original DNA 41 a Use the model to explain the order of events during DNA replication...
- Q Use Scenario I to answer the following questions Review the Punnett Square analysis in the presentation before attempting the problem Scenario 1 R red eyes and r sepia eyes 1...
- Q 2 What is the difference between the P F1 and F2 generations
- Q In cattle the allele for white coat color W and the allele for red coat color R are codominant A heterozygote has the roan coat color Two cows with the...
- Q Which law or principle states that an individual s two alleles for a gene separate during gamete formation OA Law of independent assortment OB Principal of dominance OC Law of...
- Q In banded snails shell color is controlled by a gene with a dominant allele for brown color B and a recessive allele for yellow color b The presence of bands...
- Q Who concluded that factors now known as alleles are transferred from parents to offspring during reproduction O A Gregor Mendel OB Erwin Chargaff O C Oswald Avery Albrecht Kongel
- Q What did Oswald Avery discover that changed scientists understanding of how traits are inherited OA A transforming principle found in cells can be inherited and passed to offspring B Parents...
- Q QUESTION 11 You have discovered a single sequence of the complemen CCT
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