Biol 101 Quiz 5 with answers (88%) | TOP RATED PAPER.

Incorrect answers are mark with red DNA REPLICATION Question 1 (5 points) If a strand of DNA of sequence 5’- AATAGCGCGGTATTC-3’ is replicated, which of the following accurately represents t he newly synthesized DNA strand? Question 1 options: 3’-CCACTGTGTTACAAG-5’ 5’-TTATCGCGCCATAAG-3’ 5 -’CCACTGTGTTACAAG - 3' 3’-TTATCGCGCCATAAG-5’ Save STRUCTURE OF DNA Question 2 (5 points) What molecule connects the sugars in a strand of DNA? Question 2 options: ribose hydrogen Question 3 (5 points) What proteins are crucial for creating and maintaining DNA replication forks? Choose the best explanation. Question 3 options: Helicase creates the replication fork; primase keeps the single stra Ligase creates the replication fork; DNA polymerase II keeps the si reuniting. Helicase creates the replication fork; ligase keeps the single strand Save Question 4 (5 points) Which of the following is not a component of nucleotides, the building blocks of DNA? inorganic phosphate nitrogenous base deoxyribose Save Question 5 (5 points) Which of the following accurately shows DNA base pairing and hydrogen bond number? Adenine—Thymine, 3 hydrogen bonds Cytosine - Guanine, 2 hydrogen bonds Cytosine - Guanine, 4 hydrogen bonds Save TRANSCRIPTION Question 6 (5 points) What is the name of the process that produces RNA using a gene as a template? translation transposition replication Save DNA POLYMERASE Question 7 (5 points) What is the part of the gene called where the DNA polymerase first binds during transcription? repressor operon inducer Save HOW GENES ARE REGULATED Question 8 (5 points) What does the process of post-translational control refers to? Question 8 options: regulation of gene expression after transcription control of epigenetic activation period between transcription and translation Save TRANSLATION Question 9 (5 points) In the process of translation, which of the following molecules specif sequence of a protein product? Question 9 options: rRNA tRNA DNA Question 10 (5 points) Use the genetic code to determine which amino acids the following mRNA sequence code for: UGG UUU AAG Question 10 options: Lys, Phe, Trp Glu, Ala, Lys Lys, Ala, Glu Save Question 11 (5 points) If a DNA strand with the sequence AATAGCGCGGTATTC is transcribed, which of the following accurately represents the newly synthesized mRNA strand? Question 11 options: TTATCGCGCCATAAG UUAUGCGCGGAUAAC AATAGCGCGGTATTC Save Question 12 (5 points) An individual has a mutation in the gene that codes for brown eye color. This results in blue eyes. Choose the correct explanation for how this mutation affects the individual's traits. Question 12 options: The error in the DNA sequence results in an error in the mRNA mo transcription, the error in the mRNA molecule results in an incorrec brown pigment protein which makes it non-functional. The resulting The error in the mRNA sequence results in an error in the DNA mo transcription, the error in the DNA molecule results in an incorrect n pigment protein which makes it non-functional. The resulting trait i The error in the mRNA sequence results in an error in the DNA mo transcription, the error in the DNA molecule results in an incorrect a pigment protein which makes it non-functional. The resulting trait i Save RNA METABOLISM Question 15 (5 points) Which of the applications of genomics listed below can be used in agriculture? Question 15 options: Generate new, resilient hybrid strains Improve disease resistance Improve crop production Save Question 16 (5 points) What is a genetically modified organism (GMO)? Question 16 options: A plant with certain genes added that mimic naturally occurring gen An organism made of proteins from two different organisms An animal produced by artificial selection Save Question 17 (5 points) What is the role of Agrobacterium tumefaciens in the production of transgenic plants? Question 17 options: Tomatoes get increased shelf life when exposed to the beneficial b tumefaciens. Transgenic plants are all designed to be resistant to the disease ca bacteria Agrobacterium tumefaciens. Agrobacterium tumefaciens is a bacteria that produces Bt toxins th Question 18 (5 points) In the reproductive cloning of an animal, what cell type is used as the source of the genome of the cloned animal? Question 18 options: A sperm cell An egg cell Any gamete cell Save Question 19 (5 points) Which of the following statements about genetically modified organisms (GMOS) are correct? Select all that apply. Save Question 20 (5 points) For what purpose is mitochondrial genomics used? Question 20 options: Study the genomes of multiple species in the same environmental Evaluate the effectiveness of drugs based on individual’s genomic Study evolutionary relationships Forensic analysis Attempt 1 Written: Apr 8, 2018 2:48 AM - Apr 8, 2018 3:25 AM Submission View Your quiz has been submitted successfully. PLICATION URE OF DNA RIPTION LYMERASE NES ARE REGULATED ATION ATION EXAMPLES RIPTION EXAMPLES L DOGMA EXAMPLES 12 0 / 5 points An individual has a mutation in the gene that codes for brown eye color. This results in blue eyes. Choose the correct explanation for how this mutation affects the individual's traits. Question options: he error in the DNA sequence results in an error in the mRNA molecule during transcription, the error in the mRNA molecule results in an incorrect amin the brown pigment protein which makes it non-functional. The resulting trait is blue eyes. he error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect nucleic e brown pigment protein which makes it non-functional. The resulting trait is blue eyes. he error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect amino e brown pigment protein which makes it non-functional. The resulting trait is blue eyes. METABOLISM XPRESSION ology ology_Library_MultipleSelect 19 3.75 / 5 points Which of the following statements about genetically modified organisms (GMOS) are correct? Select all that apply. Question options: chnology_Library_Supplement 20 0 / 5 points For what purpose is mitochondrial genomics used? Question options: Study the genomes of multiple species in the same environmental niche Study evolutionary relationships Forensic analysis Attempt 1 Written: Apr 8, 2018 2:48 AM - Apr 8, 2018 3:25 AM Submission View Your quiz has been submitted successfully. PLICATION URE OF DNA RIPTION LYMERASE NES ARE REGULATED ATION ATION EXAMPLES RIPTION EXAMPLES L DOGMA EXAMPLES 12 0 / 5 points An individual has a mutation in the gene that codes for brown eye color. This results in blue eyes. Choose the correct explanation for how this mutation affects the individual's traits. Question options: he error in the DNA sequence results in an error in the mRNA molecule during transcription, the error in the mRNA molecule results in an incorrect amin the brown pigment protein which makes it non-functional. The resulting trait is blue eyes. he error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect nucleic e brown pigment protein which makes it non-functional. The resulting trait is blue eyes. he error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect amino e brown pigment protein which makes it non-functional. The resulting trait is blue eyes. METABOLISM XPRESSION ology ology_Library_MultipleSelect 19 3.75 / 5 points Which of the following statements about genetically modified organisms (GMOS) are correct? Select all that apply. Question options: chnology_Library_Supplement 20 0 / 5 points For what purpose is mitochondrial genomics used? Question options: Study the genomes of multiple species in the same environmental niche Study evolutionary relationships Forensic analysis 5 -’CCGAATGGGCAT - 3' 3’-GGCTTACCCGTA-5’ 5’-GGCTTACCCGTA-3’ Save monoamine purine amino acid Save inorganic phosphate nitrogenous base deoxyribose Save ribose phosphate deoxyribose Save Helicase creates the replication fork; primase keeps the single strands from closing shut. Ligase creates the replication fork; DNA polymerase II keeps the single strands from reuniting. Helicase creates the replication fork; ligase keeps the single strands from closing shut. mRNA to DNA tRNA to mRNA mRNA to tRNA Save restriction enzymes DNA polymerase RNAase Save only the transcriptional level epigenetic and transcriptional levels epigenetic, transcriptional, and translational levels Save a strand of mRNA is formed with nucleotide sequences complementary to those of DNA nucleotide sequences of tRNA are established rRNA is synthesized with sequences complementary to those of tRNA Save Trp, Phe, Lys Lys, Phe, Trp Glu, Ala, Lys CCGTACGGATACGCT CCGAUCGGUAUCGCA GGCATGCCTATGCGA Save The error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect amino acid in the hemoglobin protein which makes it non-functional. The resulting trait is sickle cell disease. The error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect nucleic acid in the hemoglobin protein which makes it non-functional. The resulting trait is sickle cell disease. The error in the DNA sequence results in an error in the mRNA molecule during transcription, the error in the mRNA molecule results in an incorrect amino acid in the hemoglobin protein which makes it non-functional. The resulting trait is sickle cell disease Save cell membrane cytoplasm endoplasmic reticulum Save regulation of gene expression after transcription control of epigenetic activation period between transcription and translation Save Tomatoes get increased shelf life when exposed to the beneficial bacteria Agrobacterium tumefaciens. Transgenic plants are all designed to be resistant to the disease causing bacteria Agrobacterium tumefaciens. Agrobacterium tumefaciens is a bacteria that produces Bt toxins that kill small mammals. A plant with certain genes added that mimic naturally occurring genes for that plant An organism made of proteins from two different organisms An animal produced by artificial selection Save A sperm cell An egg cell Any gamete cell Save An electrophoresis gel A restriction enzyme Polymerase chain reaction Save The Flavr Savr tomato was the first genetically modified crop to be approved for human consumption in the U. S. The Flavr Savr tomato has an inserted bacterial gene in its genome that provides herbicide resistance. The Flavr Savr tomato is no longer on the market. Save Study evolutionary relationships Forensic analysis Evaluate the effectiveness of drugs based on individual’s genomic sequence Save 3’­TTATCGCGCCATAAG­5’ 5’­TTATCGCGCCATAAG­3’ 5 ­’CCACTGTGTTACAAG ­ 3' STRUCTURE OF DNA Save ribose deoxyribose hydrogen monoamine purine amino acid Save covalent bonds ionic bonds electrostatic bonds Save tRNA to mRNA DNA to mRNA mRNA to tRNA repressor operon inducer HOW GENES ARE REGULATED Question 7 (5 points) Control of gene expression in eukaryotic cells occurs at which level(s)? Question 7 options: only the transcriptional level epigenetic and transcriptional levels epigenetic, transcriptional, and translational levels Save TRANSLATION Question 8 (5 points) In the process of translation, the amino acids are arranged to form specific proteins because they are attached to: Question 8 options: Save tRNA mRNA DNA Question 9 (5 points) Use the genetic code to determine which amino acids the following mRNA sequence code for: GAA GCG AAA Question 9 options: Lys, Ala, Glu Save Trp, Phe, Lys Lys, Phe, Trp Previous PageNext Page Save AATAGCGCGGTATTC UUAUCGCGCCAUAAG UUAUGCGCGGAUAAC The error in the DNA sequence results in an error in the mRNA molecule during transcription, the error in the mRNA molecule results in an incorrect amino acid in the melanin protein which makes it non­functional. The resulting trait is hair and skin without color. The error in the mRNA sequence results in an error in the DNA molecule during transcription, the error in the DNA molecule results in an incorrect amino acid in the melanin protein which makes it non­functional. The resulting trait is hair and skin without color. The error in the DNA sequence results in an error in the mRNA molecule during transcription, the error in the mRNA molecule results in an incorrect nucleic acid in the melanin protein which makes it non­functional. The resulting trait is hair and skin without color. i Save exons caps poly ­ A tails Save epigenetic and transcriptional levels only at the post­translational levels epigenetic, transcriptional, post­transcriptional, translational, and post­translational Save DNA is wrapped around proteins known as histones to form structures called nucleosomes DNA is wrapped tightly around a histone core Nucleosomes containing DNA are linked to each other by a short strand of DNA that is free of histones. Save Genes from Agrobacterium tumefaciens are inserted into plant DNA to give the plant different desired traits. Transgenic plants have been given resistance to the pest Agrobacterium tumefaciens. Plant genes are incorporated into the genome of Agrobacterium tumefaciens An electrophoresis gel A restriction enzyme Polymerase chain reaction Viral diseases Save Single­gene inherited diseases Diseases caused by environmental factors. Generate new, resilient hybrid strains Improve disease resistance Improve crop production Bt corn is approved for human consumption. Save Forensic analysis Study evolutionary relationships Study the genomes of multiple species in the same environmental niche Show Less