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ion 49 Human immunodeficiency virus (HIV) is a retrovirus that infects the cells in the human immune system. HIV contains RNA as its genetic material and replicates once it enters a host cell such as a helper T-cell. red Iout of Which of the following statements identifies the difference between HIV and a helper T-cell? Select one: on O a. The genetic material of helper T-cell is single stranded and contains thymine, whereas the genetic material of HIV is double stranded and contains uracil. Ob. The genetic material of a helper T-cell is double stranded and contains uracil, whereas the genetic material of HIV is single stranded and contains thymine. Oc. The genetic material of a helper T-cell is double stranded and contains thymine, whereas the genetic material of HIV is single stranded and contains uracil. O d. The genetic material of a helper T-cell is single stranded and contains uracil, whereas the genetic material of HIV is double stranded and contains thymine.

ion 49 Human immunodeficiency virus (HIV) is a retrovirus that infects the cells in the human immune system. HIV contains RNA as its genetic material and replicates once it enters a host cell such as a helper T-cell. red Iout of Which of the following statements identifies the difference between HIV and a helper T-cell? Select one: on O a. The genetic material of helper T-cell is single stranded and contains thymine, whereas the genetic material of HIV is double stranded and contains uracil. Ob. The genetic material of a helper T-cell is double stranded and contains uracil, whereas the genetic material of HIV is single stranded and contains thymine. Oc. The genetic material of a helper T-cell is double stranded and contains thymine, whereas the genetic material of HIV is single stranded and contains uracil. O d. The genetic material of a helper T-cell is single stranded and contains uracil, whereas the genetic material of HIV is double stranded and contains thymine.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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ion 49 Human immunodeficiency virus (HIV) is a retrovirus that infects the cells in the human immune system. HIV contains RNA as its genetic material and replicates once it enters a host cell such as a helper T-cell, red d out of Which of the following statements identifies the difference between HIV and a helper T-cell? Select one: O a. The genetic material of helper T-cell is single stranded and contains thymine, whereas the genetic material of HIV is double stranded and contains uracil. O b. The genetic material of a helper T-cell is double stranded and contains uracil, whereas the genetic material of HIV is single stranded and contains thymine. O. The genetic material of a helper T-cell is double stranded and contains thymine, whereas the genetic material of HIV is single stranded and contains uracil. O d. The genetic material of a helper T-cell is single stranded and contains uracil, whereas the genetic material of HIV is double stranded and contains thymine. on ion 50 Mitochondrial DNA is often used to trace lineage and identify the origin of the human species because it does not mutate as much as nuclear DNA. Any mutation found on mitochondrial DNA can be transmitted from red d out of Select one: O a. mothers to all their children O b. mothers to sons only Oc. fathers to sons only O d. fathers to daughters only on
Transcribed Image Text:ion 49 Human immunodeficiency virus (HIV) is a retrovirus that infects the cells in the human immune system. HIV contains RNA as its genetic material and replicates once it enters a host cell such as a helper T-cell, red d out of Which of the following statements identifies the difference between HIV and a helper T-cell? Select one: O a. The genetic material of helper T-cell is single stranded and contains thymine, whereas the genetic material of HIV is double stranded and contains uracil. O b. The genetic material of a helper T-cell is double stranded and contains uracil, whereas the genetic material of HIV is single stranded and contains thymine. O. The genetic material of a helper T-cell is double stranded and contains thymine, whereas the genetic material of HIV is single stranded and contains uracil. O d. The genetic material of a helper T-cell is single stranded and contains uracil, whereas the genetic material of HIV is double stranded and contains thymine. on ion 50 Mitochondrial DNA is often used to trace lineage and identify the origin of the human species because it does not mutate as much as nuclear DNA. Any mutation found on mitochondrial DNA can be transmitted from red d out of Select one: O a. mothers to all their children O b. mothers to sons only Oc. fathers to sons only O d. fathers to daughters only on
estion 51 In 1973, Cohen and Boyer created the first chimera by successfully incorporating the frog rRNA into bacteria. The restriction endonuclease EcoRI was used to cut the frog DNA that contained the yet FRNA gene and the vector plasmid pSC101. The DNA fragments and the vector plasmid PSC101 were combined and transferred to E. coli bacteria. wered ked out of The frog DNA fragment and pSC101 were able to combine when Flag stion Select one: O a. a pyrimidine base in the sticky end of the DNA fragment came in contact with a pyrimidine base in pSC101 O b.a nucleotide in the sticky end of the DNA fragment came in contact with a complementary base in pSC101 Oc.a nucleotide in the sticky end of the DNA fragment came in contact with the same base in pSC101 O d.a purine base in the sticky end of the DNA fragment came in contact with a purine base in pSC101 estion 52 Papaya plants are very susceptible to the papaya ringspot virus (PRSV), which stunts the growth of the fruit and negatively impacts the taste. By 1995, PRSV wiped out the Hawaiian papaya crop completely and made it impossible to produce papaya commercially. In 1998, Cornell University developed a genetically modified papaya called Rainbow that was resistant to PRSV and introduced it to Hawaii. Currently, 80% of the papaya cultivated in Hawaii is genetically modified to be resistant to PRSV. yet vered ked out of Which of the following rows identifies the effect of PRSV on the original papaya population and the reason why the population recovered? Flag stion Select one: Oa. Effect on the Original Population Reason for Recovery Population bottleneck Some papaya had the PRSV-resistance gene. O b. Effect on the Original Population Reason for Recovery Increased gene flow The PRSV-resistance gene had to be artificially introduced to the papaya genome Oc. Effect on the Original Population Reason for Recovery Increased gene flow Papaya in the original population lacked the PRSV-resistance gene. O d. Effect on the Original Population Reason for Recovery Population bottleneck An increased mutation rate allowed for new PRSV-resistant alleles to be created.
Transcribed Image Text:estion 51 In 1973, Cohen and Boyer created the first chimera by successfully incorporating the frog rRNA into bacteria. The restriction endonuclease EcoRI was used to cut the frog DNA that contained the yet FRNA gene and the vector plasmid pSC101. The DNA fragments and the vector plasmid PSC101 were combined and transferred to E. coli bacteria. wered ked out of The frog DNA fragment and pSC101 were able to combine when Flag stion Select one: O a. a pyrimidine base in the sticky end of the DNA fragment came in contact with a pyrimidine base in pSC101 O b.a nucleotide in the sticky end of the DNA fragment came in contact with a complementary base in pSC101 Oc.a nucleotide in the sticky end of the DNA fragment came in contact with the same base in pSC101 O d.a purine base in the sticky end of the DNA fragment came in contact with a purine base in pSC101 estion 52 Papaya plants are very susceptible to the papaya ringspot virus (PRSV), which stunts the growth of the fruit and negatively impacts the taste. By 1995, PRSV wiped out the Hawaiian papaya crop completely and made it impossible to produce papaya commercially. In 1998, Cornell University developed a genetically modified papaya called Rainbow that was resistant to PRSV and introduced it to Hawaii. Currently, 80% of the papaya cultivated in Hawaii is genetically modified to be resistant to PRSV. yet vered ked out of Which of the following rows identifies the effect of PRSV on the original papaya population and the reason why the population recovered? Flag stion Select one: Oa. Effect on the Original Population Reason for Recovery Population bottleneck Some papaya had the PRSV-resistance gene. O b. Effect on the Original Population Reason for Recovery Increased gene flow The PRSV-resistance gene had to be artificially introduced to the papaya genome Oc. Effect on the Original Population Reason for Recovery Increased gene flow Papaya in the original population lacked the PRSV-resistance gene. O d. Effect on the Original Population Reason for Recovery Population bottleneck An increased mutation rate allowed for new PRSV-resistant alleles to be created.
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