Exam 11: DNA Technology

Correct Answer

verified

Show Answer

A) encoding RNA and regulatory sequences that control gene expression.
B) genes that are transcribed but not translated.
C) pseudogenes.
D) remnants of old genes from ancestors.
E) All answers are correct.

Correct Answer

verified

Show Answer

A) encode for new or more proteins than previously existed in the cell
B) boost the production of erythropoietin to stimulate red blood cell production
C) make athletes better competitors
D) result in negative effects in the body
E) All answers are correct.

Correct Answer

verified

Show Answer

A) to separate the DNA fragments.
B) to make copies of the DNA fragments.
C) to transfer DNA between organisms.
D) to remove DNA from an organism.
E) All answers are correct.

Correct Answer

verified

Show Answer

A) produce any type of cell in the body.
B) replace damaged cells after an injury.
C) replace absent or incorrect cells resulting from a genetic disease.
D) replace absent or incorrect cells resulting from a nongenetic disease.
E) All answers are correct.

Correct Answer

verified

E

A) has a genetic disease.
B) is a transgenic organism.
C) will develop cancer.
D) is sterile.
E) is a new species.

Correct Answer

verified

Show Answer

A) acquire source DNA,obtain a plasmid,create recombinant DNA,insert the recombinant DNA into a recipient cell
B) obtain a plasmid,create recombinant DNA,acquire source DNA,insert the recombinant DNA into a recipient cell
C) obtain a plasmid,acquire source DNA,insert the recombinant DNA into a recipient cell,create recombinant DNA
D) insert the recombinant DNA into a recipient cell,obtain a plasmid,acquire source DNA,create recombinant DNA
E) acquire source DNA,obtain a plasmid,insert the recombinant DNA into a recipient cell,create recombinant DNA

Correct Answer

verified

Show Answer

Correct Answer

verified

Show Answer

A) haploid
B) recombinant
C) unfertilized
D) diploid
E) tetraploid

Correct Answer

verified

D

Correct Answer

verified

Show Answer

Correct Answer

verified

Show Answer

A) All answers are correct.
B) human insulin to treat diabetes.
C) blood clotting factors to treat hemophilia.
D) fertility hormones for humans.
E) amino acid phenylalanine used in the artificial sweetener aspartamE.

Correct Answer

verified

Show Answer

A) repeated segments with no known function
B) nonrepeated segments with no known function
C) repeated segments that encode rRNA
D) nonrepeated segments that encode tRNA
E) repeated segments that encode rRNA and tRNA

Correct Answer

verified

Show Answer

A) one stem cell and one specialized cell;two specialized cells
B) two specialized cells;one specialized cell
C) two stem cells;one stem cell
D) one stem cell and one specialized cell;two stem cells
E) two stem cells;one stem cell and one specialized cell

Correct Answer

verified

A

A) Stem cells can be coaxed to differentiate into the needed specific cell type.
B) Stem cells can mitotically divide,providing more stem cells to directly replace the faulty cells and their functions.
C) Stem cells can meiotically divide,providing more stem cells to directly replace the faulty cells and their functions.
D) Faulty cells can be coaxed to differentiate into stem cells and directly replace the faulty cells and their functions.
E) All answers are correct.

Correct Answer

verified

Show Answer

Correct Answer

verified

Show Answer

A) selection of desired traits in breeding
B) detection of genetic illnesses
C) replacement of faulty copies of genes
D) production of genetically-modified crops with greater nutritional value
E) determination of identity of criminals through DNA profiling

Correct Answer

verified

Show Answer

A) All answers are correct.
B) regulatory sequences that control gene expression.
C) tRNA.
D) rRNA.
E) proteins.

Correct Answer

verified

Show Answer