LS 107 PCQs Questions and Answers Already Passed Latest Update 2025-2026
Gene therapy is a good option for most diseases (T/F) - Answers False
Which of the following statements about gene therapy is FALSE?
Select one:
A. a wild type copy of gene of interest can be added to the patients to treat a disease
B. a mutation can be induced to treat a disease
C. diseases caused by mutations in multiple genes are good candidates for gene therapy
D. genes can be manipulated either in vivo or ex vivo - Answers C. diseases caused by
mutations in multiple genes are good candidates for gene therapy
Which of the following statements about lentiviral vector is FALSE
Select one:
a. Lentiviral vectors are modified lentivirus
b. can replicate and produce new virus in the cells
c. can integrate into the genome
d. can efficiently target stem cells - Answers b. can replicate and produce new virus in the cells
Which is the following statements about adeno-associated viral (AAV) vector is True?
Select one:
A. can deliver large genes
B. can replicate and produce new virus in the cells
C. can integrate into the genome
D. can infect many different cell types - Answers D. can infect many different cell types
, Which of the following crop modification techniques produces plants that are considered GMOs?
Select one:
A.
Crossing two sexually compatible species of apples to create a new variety with the desired trait
B.
Crossing a diploid plant with a tetraploid plant to create a new crop that produces triploid
seedless fruits
C.
Using transgenic technology to create a new crop carrying a herbicide resistant gene
D.
None of the above - Answers C.
Using transgenic technology to create a new crop carrying a herbicide resistant gene
Which of the followings have been genetically modified?
Select one:
A. Golden rice
B. Domestic dogs
C. Organic kale
D. More than one correct answer
E. None of the above - Answers D. More than one correct answer
Which of the following statements about the maternal effect gene bicoid is TRUE?
Select one:
Gene therapy is a good option for most diseases (T/F) - Answers False
Which of the following statements about gene therapy is FALSE?
Select one:
A. a wild type copy of gene of interest can be added to the patients to treat a disease
B. a mutation can be induced to treat a disease
C. diseases caused by mutations in multiple genes are good candidates for gene therapy
D. genes can be manipulated either in vivo or ex vivo - Answers C. diseases caused by
mutations in multiple genes are good candidates for gene therapy
Which of the following statements about lentiviral vector is FALSE
Select one:
a. Lentiviral vectors are modified lentivirus
b. can replicate and produce new virus in the cells
c. can integrate into the genome
d. can efficiently target stem cells - Answers b. can replicate and produce new virus in the cells
Which is the following statements about adeno-associated viral (AAV) vector is True?
Select one:
A. can deliver large genes
B. can replicate and produce new virus in the cells
C. can integrate into the genome
D. can infect many different cell types - Answers D. can infect many different cell types
, Which of the following crop modification techniques produces plants that are considered GMOs?
Select one:
A.
Crossing two sexually compatible species of apples to create a new variety with the desired trait
B.
Crossing a diploid plant with a tetraploid plant to create a new crop that produces triploid
seedless fruits
C.
Using transgenic technology to create a new crop carrying a herbicide resistant gene
D.
None of the above - Answers C.
Using transgenic technology to create a new crop carrying a herbicide resistant gene
Which of the followings have been genetically modified?
Select one:
A. Golden rice
B. Domestic dogs
C. Organic kale
D. More than one correct answer
E. None of the above - Answers D. More than one correct answer
Which of the following statements about the maternal effect gene bicoid is TRUE?
Select one:
