About ____ percent of all newborns are affected with an abnormal karyotype
a. 0.001
b. 0.01
c. 0.05
d. 0.5
e. 1.0
c
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Explain the sequence of events that would follow the transfer of an organism from a complex medium to a minimal medium
What will be an ideal response?
The requirements for patenting of an invention involving DNA in the U.S. are that it should be
A) new, useful, and not obvious to an expert in the field. B) obvious, and no one should have previously been able to accomplish it. C) helpful and affordable. D) new, useful, and predicted by experts in the field.
A partial diploid E. coli cell of lacI+lacP+lacOc lacZ-lacY-/ lacI- lacP+ lacO+lacZ-lacY+ genotype will synthesize:
A. lacZ but not lacY gene product in the presence of lactose. B. lacY but not lacZ gene product in the presence of lactose. C. lacY but not lacZ gene product in the absence of lactose. D. neither lacZ nor lacY gene products in the presence of lactose. E. both lacZ and lacY gene products in the absence of lactose.
The use of CRISPR-cas has revolutionized the gene therapy field. One of the first uses of CRISPR-cas to edit genes in vivo was done at MIT. What disease did they cure?
A) HIV B) B-thalassemia C) type 1 tyrosinemia D) RDEB