#Question id: 800
#SCPH05 I Biotechnology
Following table lists the two major forms of DNA duplexes, conformation of base attached to the sugar and the nature of major and minor grooves.
|
DNA duplex |
Properties |
|
(A) A
form |
(i) Syn
conformation of the base to sugar |
|
(B) B
form |
(ii) Anti
conformation of the base to sugar |
|
|
(iii) Wide
major groove |
|
|
(iv)
Narrow major groove |
|
|
(v) Wide
minor groove |
|
|
(vi) Narrow
minor groove |
|
|
(vii) C-3’
endo sugar puckering |
|
|
(viii) C-2’
endo sugar puckering |
#Question id: 4601
#SCPH06 I Botany
DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DDT is largely useless against many insects. Which of these would have prevented this evolution of DDT resistance in insect pests?
#Question id: 1540
#I Life Science/ Life Sciences Group – I-V
Peptidoglycans recognize by
#Question id: 4341
#SCPH01 Biochemistry
Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome. If a researcher moves the promoter for the lac operon to the region between the beta galactosidase (lacZ) gene and the permease (lacY) gene, which of the following results would be most likely?
#Question id: 658
#SCPH01 Biochemistry
To what level of structure do α-helices belong?