t.me/Abdusalim_Shavkatov
page 14
Questions 25–28
Choose
the correct letter,
A, B, C
or
D
.
Write the correct letter in boxes 25–28 on your answer sheet.
25.
'Spacer' sequences look odd because:
A.
they are
a bacterial immune system
B.
they are
DNA from viruses
C.
they aren't bacterial in origin
D.
all of the above
26.
The ones, who were excited about the CRISPR's discovery, were:
A.
biologists
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