#Question id: 5256
#Part-A Aptitude & General Biotechnology
If the experimental population of E. coli lacks an F factor or F plasmid, and if bacteriophage are excluded from the bacterial cultures, then which of these is a means by which beneficial mutations might be transmitted horizontally to other E. coli cells?
#Question id: 10502
#Part-B Specialized Branches in Biotechnology
Arabidopsis roots in iron-deficient growth media, thereby facilitating increased iron uptake. The resulting increase in iron content of the plants by
#Question id: 19455
#Part-A Aptitude & General Biotechnology
#Question id: 10591
#Part-B Specialized Branches in Biotechnology
The following figure shows distribution pattern of species.
Based on the above, which of the following distribution correct?
#Question id: 10363
#Part-B Specialized Branches in Biotechnology
Free living nitrogen fixing takes place as shown in the following;
TYPE
N-FIXING GENERA
A)
Cyanobacteria (blue-green algae) i)
Bacillus
B)
Aerobic
ii)
Clostridium
C)
Facultative
iii) Anabaena
D)
Anaerobic nonphotosynthetic iv)
Rhodospirillum
E)
Anaerobic photosynthetic
v) Azospirillum