#Question id: 11952
#Unit 7. System Physiology – Animal
Lysine is an essential amino acid for animals. If an animal did not consume lysine in its diet, you might expect that the animal
#Question id: 5281
#Unit 8. Inheritance Biology
In the mating Hfr Strs met+ his+ leu+ trp+ Ala+ X F- Strres met- his- leu- trp- Ala-. At regular interval time, the mating cells are interrupted and the cell suspensions plated on four different growth media with streptomycin. The amino acids in the growth media and the number of colonies observed on each are as follows:
Interrupted time |
Composition of media |
Growth |
||||
His |
Leu |
Ala |
Trp |
Met |
||
2 min |
+ |
- |
+ |
+ |
+ |
Yes |
10 min |
+ |
- |
- |
+ |
+ |
Yes |
12 min |
+ |
- |
- |
+ |
- |
No |
15 min |
+ |
- |
- |
- |
+ |
Yes |
20 min |
- |
- |
- |
- |
+ |
Yes |
What is the order of transfer of the genes?
#Question id: 24046
#General Aptitude
#Question id: 23985
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 23044
#Unit 12. Applied Biology