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#Question id: 12725
#SCPH06 I Botany
Match the following
DNA form |
Helix Direction |
Number of bases per
helix turn |
1. B
|
a. Left Handed |
i. 10 |
2. A |
b. Right Handed |
ii. 12 |
3. C | c. Left Handed |
iii. 14 |
4. Z |
d. Right Handed |
iv. 9 |
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#Question id: 15638
#SCPH01 Biochemistry
You have isolated two mutations that show decreased expression of the Lac operon. However, unlike like the promoter mutations, these mutations don’t respond to the inducer IPTG. These mutations, designated Lac3– and Lac4–, are evaluated for the quantity of ß-galactosidase and permease activity expressed with or without IPTG:
Mapping experiments reveal that Lac3– and Lac4– are different short deletions located in the region before the start of the LacZ gene. Given the data shown above suggest which genetic element(s) in addition to part of the promoter has been deleted in each mutant.
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#Question id: 771
#SCPH28 | Zoology
MicroRNAs are:
P. synthesized as long pri-miRNAs;
Q. transcribed by RNA polymerase II;
R. synthesized from pre-microRNAs by an RNase III enzyme Drosha in the cytoplasm;
S. synthesized from pri-miRNAs by an enzyme Dicer in the nucleus.
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#Question id: 19703
#SCPH01 Biochemistry
What is aVR in augmented unipolar limb lead?
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#Question id: 3010
#I Life Science/ Life Sciences Group – I-V
Endospores