Chapter 15

Biology Concepts and Applications · 14 exercises

Problem 1

_________ cut(s) DNA molecules at specific sites. a. DNA polymerase c. Restriction enzymes b. DNA probes d. DNA ligase

6 step solution

Problem 2

A _______ is a molecule that can be used to carry a fragment of DNA into a host organism. a. cloning vector c. GMO b. chromosome d. \(\mathrm{CDNA}\)

3 step solution

Problem 3

Reverse transcriptase assembles a(n) a(n) ________template. a. mRNA; DNA c. DNA; ribosome b. \(\mathrm{CDNA} ; \mathrm{mRNA}\) d. protein; mRNA

4 step solution

Problem 4

For each species, all ________ chromosomes is/are the a. genomes; phenotype c. \(\mathrm{mRNA} ;\) start of \(\mathrm{cDNA}\) b. DNA; genome d. \(\mathrm{CDNA}\); start of mRNA

5 step solution

Problem 5

A set of cells that host various DNA fragments collectively representing an organism's entire set of genetic information is a ________. a. genome c. genomic library b. clone d. GMO

4 step solution

Problem 6

_______________ is a technique to determine the order of nucleotide bases in a fragment of DNA. a. PCR c. Electrophoresis b. Sequencing d. Nucleic acid hybridization

3 step solution

Problem 7

Fragments of DNA can be separated by electrophoresis according to _________ a. sequence b. length c. species

4 step solution

Problem 8

PCR can be used __________. a. to increase the number of specific DNA fragments b. in DNA fingerprinting c. to modify a human genome d. a and b are correct

5 step solution

Problem 9

An individual's set of unique __________ can be used as a DNA profile. a. DNA sequences c. SNPs b. short tandem repeats d. all of the above

4 step solution

Problem 11

11\. Which of the following can be used to carry foreign DNA into host cells? Choose all correct answers. a. RNA d. lipid clusters b. viruses e. bacteria c. PCR f. plasmids

3 step solution

Problem 12

Transgenic _________ can pass a foreign gene to offspring. a. plants c. bacteria b. animals d. all of the above

5 step solution

Problem 13

________ can correct a genetic defect in an individual. a. Cloning vectors c. Eugenics b. Gene therapy \(\mathrm{d} \cdot \mathrm{a}\) and \(\mathrm{b}\)

3 step solution

Problem 14

Match the recombinant DNA method with the appropriate enzyme. ____PCR ____cutting ____DNA ____cDNA synthesis ____DNA sequencing ____pasting DNA a. Taq polymerase b. DNA ligase c. reverse transcriptase d. restriction enzyme e. DNA polymerase (not Taq)

6 step solution

Problem 15

Match each term with the most suitable description. _____DNA profile _____Ti plasmid _____eugenics _____SNP _____transgenic _____GMO a. GMO with a foreign gene b. alleles commonly contain them c. a person's unique collection of short tandem repeats d. selecting "desirable" traits e. genetically modified f. used in plant gene transfers

6 step solution

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