In 2015, a group of Chinese researchers used CRISPR-cas gene editing to edit the HBB gene in 86 human embryos. What were the conclusions form this study?

A) CRISPR-cas was not ready for use in human patients.
B) CRISPR-cas gene editing had no negative effects on the surviving embryos.
C) CRISPR-cas is safe for use in human patients.
D) 71 of the 86 embryos contained the desired gene edit.


Answer: A

Biology & Microbiology

You might also like to view...

Which of the following filariases can be controlled by thoroughly cooking pork and wild game?

A) elephantiasis B) river blindness C) trichinosis D) schistosomiasis

Biology & Microbiology

A prophage:a

is phage DNA that is integrated into viral DNA. b. is phage DNA that is integrated into bacterial DNA. c. replicates only when the eukaryotic cell it infects replicates. d. is an underdeveloped lytic virus. e. is a bacterial cell about to lyse

Biology & Microbiology

How many different "lines" of antibiotics against TB are there?

A. four B. five or more C. one D. two E. three

Biology & Microbiology

Typhoid fever is caused by a species of:

A) Campylobacter. B) Escherichia. C) Salmonella. D) Shigella.

Biology & Microbiology